Ocharge and discharge protion to prevent ocharge and discharge of the battery, Ocurrent protion to prevent abnormal high current of battery.< />Balance protion, battery voltage balance, make battery life < />Stable heat distion, stable heat distion of the aluminum substrate, < /> safety protion absorbs anti-high voltage, reduces MOS tube eakdown, ultra-low internal resistance MOS< />Suitable for most elric tools on the market, elric , elric bicycles, elric tricycles, elric motorcycles, elric vehicles, elric tools, etc.< />< />size:56 x 86 x 14mm < />Material:PCB< />colour:White+green< />< />Package Conten:< />1 x Lithium Battery Charger Protion Boa