Specification BrandBestFireMaterialli ionModel26650 3 7 6000Voltagestandard voltage 3 7v full voltage 4 2v discharge voltage 2 75vCharging timeStandard charging 6HRS h for 1000mAQuick charging 4HRS h for 1600mAMaximum continuous current60AProtection current60AInternal resistancewithin 60 milliohmsCapacitynominal 6000 mahPositive poleflat headService life1300 timesDimensionsdiameter D26 1 mm height H65 5 mmWeightabout 88gFeatures Over charge and discharge protection circuit Safe and environmental friendly Good packing and safe shipping for the battery Battery appliances such as emergency lighting portable devices power tools Notes DO NOT dispose in fire or heat DO NOT puncture damage and disassemble DO NOT mix fresh batteries with used batteries Package included 1xBestFire 6000mAh 60A 3 7V 26650 Rechargeable Battery