Features: 
1. High-precision voltage detection function for each battery;2. 3 overcurrent detection function3. Through the Mos tube can control the battery charge and discharge4. Wide operating temperature range:-40C+85 C5. Low current consumption
Specifications:
1. Charging voltage DO9∨Cc/CV(MA×:12V)
2. CurrentSingle current consumption(consumption) s6UAMaximum sustained discharge current: 4A
3. Overcharge protectionOvercharge detection voltage: 4.29V Accuracy s+0.025VOvercharge detection delay time: 1sOvercharge recovery voltage: 4.05V Accuracy <+0. 025V
4. Over-discharge protectionOver-discharge detection voltage: 3V Accuracy s+. 1VOver-discharge detection delay time: 128msOver-discharge recovery voltage 3.2V Accuracy s+. 1V
5. Over-current protectionOvercurrent detection voltage: 200mVOvercurrent detection current: 9.8AOvercurrent delay time: 12msRecovery Status: Auto Recovery
6. Short-circuit protectionDetection status external short circuitDetection delay time s 50usRecovery status Auto Recover
7. Internal resistance protection circuit: MOSFET
8. TemperatureOperating temperature range:-40°~+80°Storage temperature range:40°~+125°Product size: about 3.50*1.70cm/1.380.6