Small 4S Lithium Ion BMS usefull for low draw applications. 

45 x 15 x 5mm 

1. Overcharge detection voltage(VCU): 4.275±0.05V

2. Overcharge detection delay time: 1.0±0.5m S

3. Overcharge release voltage: 4.075±0.05V

4. Under-discharge detection voltage(VDD): 2.30±0.10V

5. Under-discharge detection delay time: 1.0±0.5 mS

6. 3.6 Under-discharge release voltage: 2.70±0.1V

7. Excess current threshold (IEC): 10A-15A

8. Maximum Continuous Current: 4-6A

9. Short detection delay time: MAX.18mS

10. Supply current (V cell=3.5V): MAX.15μA

11. Standby current (V cell=1.8v): MAX. 1uA

12. PCB total resister: MAX. 40mΩ