4S 40A Li-ion Cell ions Board Enhance Version Lithium Batterys Integrated Circuits ive Board for Drill Motor

Can batterys and prolong the service life of batterys. Used for ChargingCelsiusdischarging four groups of lithium batterys in series. Each group can connect multiple lithium batterys in parallel. Features: Can batterys and prolong the service life of batterys. Used to ChargingCelsiusdischarge four groups of lithium batterys in series. Each group can connect multiple lithium batterys in parallel. Applicable to the nominal voltage of 3.7V, charged 4.2V lithium batterys, can be drilled below 170W. Specifications: Version: Enhance Charging-Voltage: D C16.8-17V Continuous Charging-Current: up to 20A Continuous Discharge Current: 40A Maximum (Nice heat dissipation condition)   Item Size: 55 * 44 * 4mm Celsius 2.16 * 1.73 * 0.16in Package Size: 120 * 80 * 12mm Celsius 4.72 * 3.15 * 4.72in Package Weight: 10g Celsius 0.35ounces Package List: 1 * ive Board