ITEM NAME:30A 4S 14.8V Li-ion Lithium 18650 Battery BMS PCB Protection Board Cell Bala3ce Features: Dimensions : 53 * 63MM Applicable : 36 V10 series lithium battery protection board Type of batteries : lithium cobalt / manganese lithium / ternary materials Single overcharge protection voltage 4.25V  ± 0.05V (4.20-4.35V / / 0.05V per upgrade ) Single overcharge recovery voltage :4.10-4 .00 V Single Over-discharge protection voltage : 2.50V  ± 0.1V (2.50-3.0V / / every .05 V into the class ) Single Over-discharge recovery voltage : 2.80V  ± 0.1V Protection Current consumption : ≠¤ 300UA Short circuit protection current : 40A  ± 3A Short circuit protection time : 500MS Temperature protection : 55 / 65 / 75 degrees Discharge Current : 30A The maximum instantaneous current : 40A Single balanced voltage : 4.2 ±0.025 V Single balanced current : 60 ±5 mA Charging current : ≠¤ 30A Package include : 1 x balancing Lithium L-ion Protection PCB 1 x cable.Type of batteries : lithium cobalt / manganese lithium / ternary materials. Charging current : ≠¤ 30A. 1 x balancing Lithium L-ion Protection PCB. Applicable : 36 V10 series lithium battery protection board.