If you don't know store power tool batteries,they will easy dead.Cordless power tools are convenient for homeowners. There is no need to drag out an extension cord when working on a project that is not near an electrical outlet. Most homeowners use their cordless power tools occasionally as they need them, but most of the time the tools remain idle. Properly storing the tool batteries ensure that the battery is ready for charging when the tool is needed. It's a good idea to store the battery charger near the batteries. This way both will be readily accessible.
Examine the sides of the battery in your tool to find the locking tab or tabs. Press the tabs in with your fingers and either pull the battery straight down or slide it out of the tool.
Clean the battery with a dry cloth to remove dirt. Rub the top of the battery that inserts into the tool with the rag.
Place the battery right-side up on a solid flat surface in an area that will not exceed 122 F or in temperatures below 50 F. The storage area should be away from direct sunlight.
Batteries self discharge during storage. Recharge battery before initial use after bringing them out of storage.When storing over 30 days, it is possible to place battery in an unplugged charger.
It is possible to leave power tools batteries in a charger that is plugged into a wall outlet, if storing for less than 30 days, to keep them fully charged. Most chargers trickle-charge batteries once a full charge has been reached. Refer to the owner's manual for specifics on your model.
Do not leave batteries in tools when storing.Do not place objects on top of batteries.
If you want to know more about power tool batteries' knowlege ,there are three batteries that you can have a look.For example, Dewalt DC9071,MAKITA 7000 Battery ,DEWALT DC9096.
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