Standard Lithium Battery for Hoverboard. Safe and certified. 36 volts, 4.0 mAH. Easy to install
All hoverboard batteries, like every lithium battery, needs to be charge on a regular basis and fully charge before storage. This information is in the manual of the hoverboard and apply to anything working with a lithium battery, car, power tools like drills, weed eater or cell phones. Failure to charge a lithium battery on a regular basis will stop the cycle of the battery and make it unusable.