HXYP-2S-A18 2S Li-ion 18650 Lithium Battery Charger Protection Board 7.4V 4A BMS Module DC 9V 12V CC CV Short Circuit Pr

Features 1 High precision voltage detection function for each battery 2 3 overcurrent detection function 3 Wide operating temperature range 40 ° C 85 ° C 4 Low current consumption5 Through the MOS tube can control the battery charge and discharge Specification 1 Charging voltage DC 9V CC CV MAX 12V 2 Current Single current consumption consumption ≤6uA Maximum sustained discharge current 4A 3 Overcharge protection Overcharge detection voltage 4 29V Accuracy ≤±0 025V Overcharge detection delay time 1s Overcharge recovery voltage 4 05V Accuracy ≤±0 025V 4 Over discharge protection Over discharge detection voltage 3V Accuracy ≤±0 1V Over discharge detection delay time 128ms Over discharge recovery voltage 3 2V Accuracy ≤±0 1V 5 Over current protection Overcurrent detection voltage 200mV Overcurrent detection current 9 8A Overcurrent delay time 12ms Recovery Status Auto Recovery 6 Short circuit protection Detection status external short circuit Detection delay time ≤ 50us Recovery Status Auto Recovery 7 Internal resistance protection circuit MOSPET ≤ 21mΩ 8 Temperature Operating temperature range 40℃ 80 ℃Storage temperature range 40℃ 125℃Product size about 3 50 x 1 70cm 1 38 x 0 67 Package included 1 x 2S Li ion 18650 Lithium Battery Charger Protection Board