Meco 10pcs 3S 20A Li-ion Lithium Battery 18650 Charger PCB BMS Protection Board 12.6V Cell

Features: Suitable range: For nominal voltage 3.6V 3.7V lithium battery(Including 18650,26650, lithium polymer batteries) Product Size: 64mmx20mmx3.4mm Material:Metal Charging voltage: 12.6V Maximum output current: 20A Maximum output power / charging power: 252W Note: 1. Strictly according to the diagram wiring: 0V/4.2V/8.4V/12.6V,Otherwise it will cause damage to the chip. 2. After connection,it need to first charge activation, then will have the output. 3. Do not mix the good battery and poor battery to use.The internal resistance of 3 battery capacity are closer will be better.Please buyers know the professional knowledge of this module before buying Package Included: 10 x PCB Protection Board