Specifications  For 14.8V（4S） Li-ion Battery Packs

Model:WS-4S7A-046(4S)

1.Voltage Charging voltage    DC:16.8V  CC/CV

Balance voltage for single cell     　

2.Current Balance current for single cell       　

Current consumption        ≤50μA

Maximal continuous charging current       4A

Maximal continuous Discharging current  4A

3.Over charge Protection      

Over charge detection voltage for single cell    4.25V±0.025V

Over charge detection delay time      0.5S—1.5S

Over charge release voltage for single cell       4.15V±0.05V

4.Over discharge protection  

Over discharge detection voltage for single cell         2.70V±0.08V

Over discharge detection delay time  0.5S—1.5S

Over discharge release voltage for single cell   3.0±0.10V

5.Over current protection     

Over current detection voltage    200±25mv

Over current detection current     6.5±1A

Detection delay time   5mS—15mS

Release condition  Cut load

6.Short protection  Detection condition

Exterior short circuit

Detection delay time    200-500us

Release condition  Cut load

7.Resistance    Protection  circuitry（MOSFET）     ≤50mΩ

8.Temperature Operating Temperature Range       -40～+85℃

Storage Temperature Range       -40～+125℃