4S 14.8V 16.8V 20A Peak Li-ion BMS PCM Battery Protection Board BMS PCM for Lithium LicoO2 Limn2O4 18650 LI Battery

Features 1 high accuracy voltage detection circuit 2 terminal of the charger using high voltage device 3 Built in three stage over current detection circuit over current 1 over current 2 or load short circuit 4 MOS transistor can control the battery charge and discharge 5 low standby current consumption Specifiactions 14 8V Li ion 18650 or li ion battery rated voltage 16 8V Li ion battery full charge voltage 14 4V Lipo battery pack rated voltage Over Charge Voltage 4 25 4 35v0 05vOver Discharge Voltage 2 3 3 0v0 05vMax working current 10AMax Peak current 20AWorking Temperature 40 50Storage Temperature 40 80Small current 6uAResistance 45mShort cut Protection Protectable change for repair Size 35 35 3 0mmNOTE 1 this board is not suit high power electronic tools if use for screwdrier and drill please dont buy2 Above 3A device means the battry discharge rate is more than 3C 1C rated battery 2000mah equals 2ah 1 2A max working current 3C rated battery means 2ahx3 6A Max working current Package Included 1 x 4S 14 8V 16 8V 20A Peak Li ion BMS PCM Battery Protection Board