Continuous Discharge Current: 15A Instantaneous discharge current:150A Charging voltage: 54.6V Maximum charging current: 15A Overcharge detection voltage: 4.25±0.025V Overcharge protection delay: 100ms Overcharge release voltage: 4.15±0.05V Overcharge detection voltage: 4.2±0.025V Overdischarge detection voltage: 2.80±0.08V Overdischarge detection delay: 50ms Overdischarge release voltage: 2.9±0.1V Overcurrent detection voltage: 150mV Overcurrent detection delay: 10ms Overcurrent protection current: 75±5A Overcurrent protection release condition: disconnect load Short circuit protection condition: external load short circuit Short circuit detection delay: 200uS Short circuit protection release condition: disconnect load Temperature protection: Set as needed Main circuit conduction internal resistance: less than equal 15mΩ Working current: less than equal 40uA Sleep current (when the battery is over-discharged): less than equal 10uA Temperature range: -30/+80°C Size: 63 x 33 x 9mm colour: Silver + green Material: Metal + PCB Package Contents: 8 x Li-ion Battery Protection Board 8 x wire Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.