They are lighter weight and have a longer run time than NiCd batteries. If you think the first method isnt for you, we have devised another way. endstream endobj 162 0 obj <>>> endobj 163 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageB]/Properties<>/XObject<>>>/Rotate 0/TrimBox[0.0 0.0 396.0 576.0]/Type/Page>> endobj 164 0 obj <>stream The M18 is a lithium-ion battery, and like all lithium-ion batteries, it can be charged with a fast charger. But do you know how many batteries youll need? Well, the answer to that question depends upon your drill battery voltage. The basic science of charging a Milwaukee m18 battery is to provide the 18-20V DC voltage at both terminals by connecting the voltage sources positive terminal with the Milwaukee m18 batterys positive terminal and the voltage sources negative terminal, the negative terminal of the Milwaukee m18 battery. How Long Does A Milwaukee M18 5.0 Battery Last? Just be sure to follow the instructions above carefully to avoid damaging your battery. Milwaukee offers a variety of chargers, so its important to choose the one thats right for your particular model. In that case, you need to either open it and replace or take it to an authorized repair shop. Do check the output voltage ratings on the back of the charger. USE MILWAUKEE M12 LI-ION BATTERIES ONLY ON MILWAUKEE M12 LI-ION TOOLS. But there is no guarantee that youll be able to charge it fully. 4.5 . They are still good to use and will last just as long as they always have. B There is a different solution which I have discussed at the end. When not near an outlet, the Compact Charger is compatible with any USB output. Connect the series connections negative side to the drill batterys negative side. Then, take the battery and insert it into the charger. What Is The Proper Way To Charge A Milwaukee Battery For The First Time? If there is, clean it out with a cotton swab or toothpick. On most Milwaukee M12 chargers, there is a small digital display that will show the current voltage of the battery as it charges. Because of their portability and other exciting features, they have become the sweet child of the drills. Hi, if youre wondering how long it takes to charge a Milwaukee M18 battery, youre in the right place. Here is a sound 20V solar system that can charge a Milwaukee m18 battery without a charger. How to Charge a Cordless Drill Battery Without a Charger. In this video I show how to fix a Milwaukee battery that will not charge with the red and green lights blinking If youre not sure, err on the side of caution and remove the battery from the charger as soon as its full. Now, lets move on to the most exciting part: how to charge a Milwaukee m18 battery without the official charger at home when you dont have a variable voltage source or official charger. hb```B ,3N9 )s0L1wI,vxSBTf45XJy1y/ T4JDg :VUi(-Ji2[ 48-11-2430;48-59-2401; What Is The Warranty On A Milwaukee M12 Battery? Make sure to connect the positive terminal of the voltage source with the positive terminal of the battery you are charging and the negative terminal of the voltage source with the negative terminal of the battery. Many devices, especially laptops and cell phones, use very specific sizes of batteries. You can buy pre-built panels with voltage regulators etc. This is an expensive and inefficient way, but it can be life-saving. As well as that, Its important to keep your battery pack charged. This is a difficult question to answer because it depends on a few factors, such as the amp hour rating of the battery and the charger being used. Discover 1,000 Hours Of Step-By-Step Woodworking Videos, Milwaukee M18 5.5 Ah and 5 Ah battery charging time (https://youtu.be/67MbvcIk3co), Fix That Milwaukee M18 Battery That Wont Charge. Still, worth sharing. 12V Lith-Ion Brushless Electric Battery Chainsaw Saw HATCHET Kit with M12 FUEL Hammer Drill & Impact Kit The Milwaukee M12 FUEL HATCHET 6 in. Then, plug the drill into a power outlet and let it charge for a few hours. Here at Milwaukee Tool, we know a thing or two about power tools, and were here to help you find the perfect charger for your needs. Most devices these days use lithium ion batteries, which have a voltage of 3.7 volts. In fact, Milwaukee recommends using a fast charger to get the most out of your battery. Other types of 13. If the charger still does not work, then you may need to replace the battery pack that is inside of the charger. If you are not sure about the color codes or the colors are different, do a quick google search for with the laptop charger brand name. Think of it like a looped road where all the cars go through the same path. 2. Of course, there are a few things that can affect the charging time, such as the temperature and the type of charger youre using. The charger features REDLINK Intelligence and communicates directly with your batteries to monitor cell voltage, temperature, and charge status to optimize the performance and extend the life of the pack. Users of HIGH OUTPUT HD12.0, (An expensive one by FLUKE for some serious SCIENCE). The third terminal is either a thermister connection that communicates the batterys temperature or starts a charging signal. Find out the positive and negative sides of each battery. What Can I Do If My Milwaukee M12 Charger Is Not Working? in Mechanical Engineering). 5. The last terminal from the left is the -VE (Negative) terminal. Discover the Recommended Lengths for Push Sticks. This battery is designed to be charged quickly and efficiently. If youre looking for the best Milwaukee M18 charger, youve come to the right place. Get hold of an old laptop charger. Note that the centers wire will be the positive terminal, and the outer mesh will be negative. The first thing you need to do is find the right charger for your battery. Hand Tools and Storage Catalog - Fall 2021. Top 10 Woodworking Tools To Buy On Amazon! If it has discharged completely, the charger will not be able to detect it. Based on the information in the paragraph, it takes 30 minutes to charge a compact battery and 60 minutes to charge an extended capacity battery. In a worst-case scenario, the dedicated charger can die for various reasons. The answer is yes! The first terminal from the left is the +VE (Positive) terminal. Pruning The Milwaukee M12 FUEL HATCHET 6 in. If the tool runs for a normal amount of time, then the battery is most likely fully charged. What Is The Average Drone Battery Charging Time? Ensure the other battery is of the same 18v voltage and fully charged. Be sure to rinse it thoroughly afterward. Perhaps you bought it used, or maybe it came with a tool you purchased second-hand. The battery is also designed to be used for a long time. DO NOT BURN OR INCINERATE BATTERY 48-11-1828. If the battery is new or in good condition, the charging time will be shorter. If your Milwaukee M12 charger is not working, there are a few things that you can do in order to try and fix the issue. All rights reserved. The third light is flashing red which means the battery is pending charge. Sometimes, the Milwaukee m18 charger wont pick up your battery. They may not fully charge your battery as these cells have a minimal capacity. Thank you for sharing this product. Bend the connected batteries in a U shape. My most probable guess is the second one which is a charging signal. Monitor battery charges for all of your M12 cordless tools with the onboard indicator light. During charging, the battery pack must communicate with the charger. You can also use a 12V solar panel to charge a battery without a charger. But a fully charged Lithium-Ion battery must be charged to 20.5Volts before the battery indicator will show a 100% level. If youre looking for a quick answer, the Milwaukee M18 battery can be charged with a fast charger. #3. This battery is designed to provide power for cordless tools, and it can be recharged using the Milwaukee M12 charger. The last thing to consider is the number of batteries you need to charge at one time. If youre looking for a Milwaukee M12 battery charger at your local Home Depot, you might be out of luck. Factors That Might Affect How Long The Battery Takes To Charge, Tips For Charging The Milwaukee M12 Battery Properly, How To Tell If The Battery Is Fully Charged, What To Do If The Battery Isnt Charging Correctly. What Are Some Common Problems With Marine Batteries? The first light is green which means the battery is charged and ready to use. How To Charge Milwaukee M18 Battery Without Charger? Single-bay chargers can only charge one battery at a time, while multi-bay chargers can charge two or more batteries at a time. The average drone battery charging time can vary depending on the type of battery, the size of the battery, and the type of charger that you are using. If everything appears to be properly connected, then you can try resetting the charger by unplugging it from the outlet and then plugging it back in. If you are using a fast charger, the charging time will be shorter. Getting you that perfect build each and every time. Solar Panels are a great source of DC Voltage Source. Then, connect the positive and negative terminals of the battery to the corresponding terminals on the car battery. Featuring REDLINK Intelligence, the dual battery charger communicates directly with each battery to monitor cell voltage, temperature and charge status to optimize the performance and extend the life of the pack. Use your electric tape to secure the connectors in place. Hes teased by the other kids and called Drunken Indian and stupid. But Arnold is determined to get a good education so he can have a better life than his parents. 48-11-2460 (17 pages), Compact charger and power source, li-ion battery packs (16 pages), Cordless 1/2" sds plus rotary hammer (12 pages), Manual will be automatically added to "My Manuals", IP Camera Milwaukee M12 Operator's Manual, Measuring Instruments Milwaukee M12 3622-20 Operator's Manual, Grinder Milwaukee M12 FUEL Operator's Manual, Power Tool Milwaukee 12 Operator's Manual, Battery Charger Milwaukee M12 Operator's Manual, AC Power Distribution Milwaukee M12 Operator's Manual, Power Tool Milwaukee M12 Operator's Manual, Rotary Hammer Milwaukee M12 Operator's Manual, Power Tool Milwaukee M12 FUEL Operator's Manual. We built tables, shelves, a backyard shed, 10' base for a water slide into the pool, 2 story fort playhouse with a fire pole, and so much more. Its called Woodwork101. This light will be green when the battery is fully charged. So there you have it! Step-by-step guide to winterizing a pressure washer. How Should You Store A Milwaukee M12 Battery? Lithium-ion batteries are made up of two parts: the anode and the cathode. If you have a Milwaukee M18 battery, you may be wondering how to charge it for the first time. If you already have a solar panel, make sure the panel has an output of 20Vs. Built-in multiple safety protection systems. For use in abrasive environments, ToughShell Stretch Polyester delivers 5X Longer Life than previous softshell jackets, and provides wind and water resistance to . So, well explain these, Para by Para. The Milwaukee Rapid Charger is a high-powered battery charger that can charge a battery in just minutes. Cordless drills are considered bliss among users. Disclaimer: PoweringAutos.Com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Answer: Technically, yes. Next, plug the charger into a power outlet. The video explains the benefits of Ralph Chapmans guide about setting up an affordable workshop and avoiding the most common mistakes offers to anyone interested in woodworking. Milwaukee M18 chargers come in two different sizes: single-bay chargers and multi-bay chargers. How Long Does It Take For A Milwaukee M18 2.0 Battery To Charge? Here are some simple instructions to follow: 1. Another problem is that the battery can become overcharged. Honest and Unbiased Tools Reviews and Guide. The consent submitted will only be used for data processing originating from this website. Quickly charges all M12 batteries. After ruining the battery charger, people tend to buy a new one. How long does a riding lawn mower battery last. The voltage source in the first setup on the left is 0V, so the Milwaukee m18 battery is not charging yet. When the charger is plugged in and the battery is inserted, the LED will turn red, indicating that the battery is charging. Hand Tools and Storage Catalog - Fall 2021. 4. Keep the whole thing for around 2 hours or so. Step-by-step guide to cordless drill storage Put them in the device and see how long they last. In this article, we will explore how long the Milwaukee M12 battery takes to charge and what factors might affect this time. Disclaimer: PoweringAutos.Com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Batteries charge faster in warmer temperatures and slower in cooler temperatures. #4. For example, if you have another drill battery with a working charger, you can use that drill battery to charge your battery. Newer devices tend to require higher mAh batteries than older ones, so your old batteries may not last as long in a new device. We discussed this method fully here. Portable and Highly Efficient Monocrystalline Panels. Here are some simple instructions to follow: 1. There are a few common problems that can occur with marine batteries. Lets dig into it and see if we can get to the bottom of it. Now that you know how to charge a Milwaukee battery, you can get the most out of your battery and keep it performing at its best. With so many battery technologies on the market, it can be tough to keep track of which one is which and whether or not theyre compatible with your devices. It is cheap (Under $15) and has many connectors to connect with the Milwaukee m18 battery. The last way to tell if your M12 battery is fully charged is by using a multimeter. Milwaukee M18 chargers come in two different types: fast chargers and standard chargers. With its rapid charging capabilities, you can get your battery back to full power in just 60 minutes. In some cases, an overcharge can even cause the battery to catch fire. (https://youtu.be/ltsqWtXYC88), Milwaukee M12 Charger (https://youtu.be/27Bu2msNlog), Contact Info KNelson@TopWoodworkingAdvice.com 863-296-8424. A fully charged battery should read around 12.0 volts. What many people dont know is how long the battery needs to be charged to achieve its maximum potential. 2023 by Milwaukee Tool. providing users with the confidence that a substantial amount of work can be completed without having to wait for a full charge. 184 0 obj <>/Filter/FlateDecode/ID[]/Index[161 40]/Info 160 0 R/Length 117/Prev 713436/Root 162 0 R/Size 201/Type/XRef/W[1 3 1]>>stream Caution: This will irreversibly damage your MagSafe charger. If you dont have access to a power drill or a car battery, you can also charge your Milwaukee M18 battery using a household AC outlet. Milwaukee FUEL Circular Saw 7-1/4 vs 6-1/2, Panasonic Cordless Phones: Blocking & Unblocking Telephone Numbers, Simple AA Cells Any amount of voltage can be built up, Input: AC 100~240V, 50/60Hz ; Output: DC 3~24V Adjustable, Max 1A 24W, It comes with an original 5.5x2.5mm tip and 14pcs frequently used tips, The 24W all-in-one multipurpose AC/DC adapter. As Amazon Associates, we earn from qualifying purchases. The second light is red which means the battery is charging. For example, if youre using the battery to power a heavy-duty tool like a drill, you can expect it to last for fewer charges than if youre using it to power a lighter tool like a flashlight. However, its common among people to break the charger or ruin it somehow. If your old batteries are the wrong size, they simply wont fit in the device. I also have a rapid-charge M12-M18 dual charger (which i dont use because fast . It is a very fast way to charge a battery, and is a great way to keep your Milwaukee tools running at their best. Caution: Fast charging needs a proper BMS (Battery Management System) to avoid mishaps or explosions. Based on the information I gathered, it takes 241 minutes to charge on their standard charger, or 130 minutes on their RapidCharger. The new Super Charger can fully recharge it in just 60 minutes. Using a cordless drill like a pro You can also check the voltage of the battery with a voltmeter. hardwoods and delivers up to 120 cuts per charge. How Do You Know When M18 Battery Is Fully Charged? So, how long does a Milwaukee M18 battery last? Question #1: How do you charge a lithium-ion battery (li-ion) without a charger? Once your battery is properly charged, you can then use it in any of your Milwaukee tools. How long they stay charged depends on the model of battery, but most will last for several hours of continuous use. Pruning Saw Kit delivers unmatched control and access, has the power to cut 3 in. The most important factor is the temperature. Our M18 & M12 Rapid Charger charges battery packs up to 40% faster, reducing your downtime and maximizing your productivity. Let it charge for a few hours before reconnecting the battery to the car. There are two types of batteries that can be used with Milwaukee M18 power tools: lithium-ion (Li-Ion) and nickel-cadmium (NiCd). But what do the lights mean on the charger? Can You Overcharge A Milwaukee M12 Battery? How Long Does It Take To Charge A Milwaukee M12 Battery? Its hard to explain these items through a listicle. 0 We get a lot of questions about batteries, and it seems like there are a lot of misconceptions out there about them. However, even after the video tutorials, we recommend you take help from someone adept in electrical engineering. It is one of the fastest battery chargers on the market, and can charge a battery in as little as 15 minutes. The battery pack can be recharged using the included charger or can be connected to a compatible charger sold separately. Ok, so i got four M12 batteries as well as another four M18s, so i use a standard M12-M18 dual charger, so i don't have to carry 2 different chargers in my toolbox. So there you have it, now you know how long it takes to charge a Milwaukee M18 battery. Where Can I Find A Milwaukee M12 Battery Charger At Home Depot? These connectors can be pieces of wires too. h[{o*\ d)vFIj9uHPYt \&*ak8731}OI(33m)~rFxz^TO@aP-5C/N^]B~^t'kzy~AmG'W[*QxRwHlmwe}:>}wXEw7?N.Ws{cxY7=_^^q>5f=>}mo(=Q.7Wv_}z]nW]pG&{%wq^nixvtW8i;{wsszK3q#Cg'g+zvxyjvzK+k>TvO.73|Vz.IZnOo4zy Y_o1||7+>||}yqL/z{]^^_f;B]}^vJSPe kLg'/>;9]tK/20il-j 393*gPJ3c,mZb3^mn3@ The good news is that, in most cases, you can use your old batteries with new devices. This can damage the lead plates and shorten the life of the battery. 2022 PoweringAutos.Com All Rights Reserved, Ellis Gibson (B.Sc. Once the battery is fully charged, youll be able to use it in your Milwaukee M18 tool. To determine the battery number, you have to do some calculations. All rights reserved. The science behind charging a Milwaukee m18 Lithium-Ion battery is the same as charging any battery without a charger. Youre probably wondering how long it takes to charge a Milwaukee M12 battery. So, lets look at the steps-. The other factor that can affect the charging time is the type of charger youre using. So, if youre ever in a pinch and need to get your battery charged up quickly, the Super Charger is the way to go. The second terminal from the left is J1. Well, thats because you have to create a series of connections. This means that you can use the battery for a long time without having to worry about it running out of power. If youre talking about the Milwaukee M18 5.0 battery, itll take about an hour to charge. It takes 60 minutes to charge a Milwaukee M18 battery using the Super Charger. The battery charger accepts all MILWAUKEE M18 and M12 batteries, providing a charging upgrade for both systems. How Long Does It Take To Charge M12 1.5 Battery? We would be happy to help you troubleshoot any issues you may be having. The first way to tell if your M12 battery is fully charged is by looking at the LED indicator on the charger. But later on, we understood that its tough to make someone understand through writing. Thankfully, there are a few easy steps you can follow to ensure that your battery is properly charged and ready to go when you need it. The charger accepts all M18 & M12 batteries, providing an upgrade for both M18 & M12 systems. You gotta admit they aint the sexiest tool in the Revive Your Tools with Linseed Oil Sand Cleaning: A Comprehensive Guide to Tool Cleaning. If you are using a fast charger, the charging time will be shorter. So, lets come to the point. Before you move on to the hacks, I recommend using the dedicated Milwaukee charger, which is not super expensive (~$31 at the time of publishing) and will save you a lot of effort and RISK. Sometimes, a fuse inside your battery can go off. This same technique is also used in Fast Charging. Free shipping for many products! NiCd batteries are the older type of battery, but they are still commonly used. The process is the same as in laptop chargers, but cheap voltage regulators are available at electronic shops and online. You have to cut down wood for this method. Best Cordless Drill Brands The charging rate is also directly proportional to the voltage difference. However, this will vary depending on how you use the battery and what type of battery you have. How Long Does A Milwaukee M18 5.0 Battery Take To Charge? So, should you charge your Milwaukee M18 battery with a fast charger? Lets dig into it and see what we can learn. But you have to ensure that these stick to the ends of the batteries. I found this one to be pretty convincing. Next, plug the charger into a power outlet. The Milwaukee M12 battery can be recharged in as little as 30-75 minutes, and it will provide up to three hours of run time on a single charge. Your email has been sent. One of the most frequently asked questions we get here at Milwaukee Battery HQ is How do you know when a Milwaukee M12 battery is fully charged? There are a few ways to tell, and well go over each one so you can be sure your M12 battery is always ready to go when you need it. Claim your free Milwaukee decal by joining HEAVY DUTY NEWS, the trusted source of new Milwaukee solutions, events, contests and more. Confirm the voltage output by reading the printed label on it. The Milwaukee M18 8.0 battery is one of the most popular batteries on the market. LW38S9ap0.8{8}%{7y6xzgU} MQ_LILx7 oW9xY%]ouKK4pr. Once the battery is inserted, the charger will begin to charge it. View All Concrete Drilling and Chiselling, Single unit simplicity: Charges M12 RED LITHIUM and M12 Lithium-Ion batteries, Charge management: Charger communicates with the battery pack to ensure a full charge and battery protection, Onboard indicator light: Provides the status of the battery. This is a little sophisticated method. Thank you for sharing this product. When the battery is fully charged, the voltage will reach 12 volts. Answer: By using pc and USB cables. If your old batteries are AA or AAA, they will have a voltage of 1.5 volts. 3. It is always best to follow the manufacturers recommendation for charging your batteries. Do a thorough search. 4. A fully charged battery should read around 12.0 volts. How Long Does A Milwaukee M18 5.0 Battery Take To Charge? As discussed earlier, you only need a 20V voltage source to charge a 20v Milwaukee m18 battery. Youll understand the whole process through 2 or 3 tutorials. When it comes to how long a Milwaukee M12 battery takes to charge, there are a few factors that can affect the time. Second, be sure to follow the instructions that come with your charger. All rights reserved. Using the included Jobsite Tough Micro-USB cable and 2.1 Amp Wall Plug, the Compact Charger expands the portability of all M12 products. Your email has been sent. How long does a peg perego battery need to charge? Cheap and easy method. M12 REDLITHIUM XC Battery Two Pack 48-11 . The battery is also very easy to use. Make a cut-hole for the female connector to sit in; voila, you can charge your battery without the official charger. Your battery will start charging once you connect it to the pc. 48-11-2420 Once the pack is fully charged, you can remove it from the charger and use it as normal. How long does a mophie battery take to charge? Charges every M18 or M12 battery at the pack's fastest possible speed, without compromising battery life, massively reducing downtime and maximizing productivity Compare charge durations vs Rapid and Standard chargers. Positive with positive and negative with negative. 4. If you own a Milwaukee M18 battery, you may be wondering how to charge it. #2. Now you know how long it takes to charge a Milwaukee M18 battery. 161 0 obj <> endobj %%EOF Its always important to follow the manufacturers instructions when charging any type of battery, but its especially crucial with the Milwaukee M12. You have successfully joined our subscriber list. Now, lets calculate how many of these small ones are required-. If you make mistakes in selecting components, you might face grave consequences. Start by plugging the charger into a power outlet. Also in this video is how a generic Chin. 2022 PoweringAutos.Com All Rights Reserved, Ellis Gibson (B.Sc. Tried the remedies in the manual to no avail . If its a universal charger, these connectors will work. So, if you have some older m18 batteries, dont worry about them. With a little bit of care, you can avoid overcharging your Milwaukee M12 battery and keep it working properly for years to come. Take two small batteries and connect the positive side of one with the negative side of another through the connecting wires. A higher voltage is applied than the rated voltage of the rechargeable battery at the beginning of the charge cycle. 4.5 out of 5 stars. You can resolder the wires after completing the job. They are also just as safe as they always were. 48-11-1840 A build-up of dirt and grime can cause the battery to overheat and fail prematurely. What Is The Difference Between Charging A Milwaukee M? #1. How long does a nikon d3300 battery last? How to Fix Battery Discharge Warning in Your Car? Never had a problem, everything has been ok so far Until recently. AVOID DANGEROUS ENVIRONMENTS. an hour - 4X faster than a standard charger, M18 REDLITHIUM HIGH OUTPUT batteries The second light is the charging light. Additionally, Overcharging is when you charge a battery beyond its capacity. Next, youll need to select the correct charging setting. Finally, if all else fails, contact Milwaukee customer service for assistance. As shown in the image above, you will have to use jump wires for the connections. Save my name, email, and website in this browser for the next time I comment. My issue is the following: one of my M12 6.0Ah batteries (less than 3 years of use, probably less than 100 charge cycles) does not want to charge any more. A technical issue occurred while submitting your request, please try again another time. How to drill plexiglass without cracking? Whatever the reason, if you want to get the most out of your Milwaukee battery, it is important to charge it properly from the start. 48-11-2402;48-11-2440; Obviously there is a problem with that specific battery, as all my other batteries charge with no issues on any of my chargers. An example of data being processed may be a unique identifier stored in a cookie. However, they are expensive. This is a difficult question to answer because it depends on a few factors, such as the type of charger you are using and the condition of the battery. The easiest way to tell if the Milwaukee M12 battery is fully charged is to check the LED indicator on the charger. Then, plug the charging cord into a power outlet and let it charge for a few hours. This is because the battery is made with high quality materials and is designed to be charged quickly. How Long Does A Milwaukee M18 8.0 Battery Take To Charge? However, once the voltage source is switched to 18.0V, it charges. This site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. In reality, it is not that simple. If your Milwaukee M12 battery isnt charging correctly, there are a few things you can do to try and fix the issue. With proper care and maintenance, your Milwaukee M18 5.0 battery can last for years. We can say that here we have covered 2-3 classes of an electrical engineering course. The Output voltage is not constant and varies due to the change in sun direction and temperature. Ill tell you all about it. These chargers are not designed to properly charge Milwaukee batteries and can actually damage the battery if used for an extended period of time. Find many great new & used options and get the best deals for Milwaukee M12 FUEL HATCHET Chainsaw - 2527-21 NIB w/1 battery & charger at the best online prices at eBay! Anyway, i tried on that one and i have the same issue, red-green blink after some seconds.