Khall Battery Protection Board Cell Charging Module 3S 40A Battery Protection Board Lithium Cell Balanced Charging Module 12.6V‑13.6V

Feature: 1. CHARGING VOLTAGE: The battery protection board has a charging voltage of 12.6V‑13.6V specially designed for charging 3S batteries. 2. FOR ELECTRIC DRILL: Suitable for electric drills with starting current below 80A and power below 135W requiring multiple power batteries. 3. APPLICABLE BATTERY: Suitable for 3.7V nominal voltage 4.2V full voltage lithium battery including 26650 polymer lithium battery. 4. AUTOMATIC RECOVERY: The battery charging board has automatic recovery function to maintain a low self consumption current. 5. SIMPLE CONNECTION: The battery protection board is balanced can be connected to the charger and load and is convenient to connect. Specification: Item Type: Battery Protection Board Material: PCB Charging Voltage: 12.6V-13.6V Continuous Discharge Current (Upper Limit): 40A (If the heat dissipation environment is not good please reduce the load current to use) Continuous Charging Current (Upper Limit): 20A Package List: 1 x Battery Protection Board Note: To start the electric drill successfully you need 3pcs power batteries of 15C‑20C or 6pcs power batteries of 10C‑15C (ordinary cannot start the electric drill).