Battery Model: 3.7V 502030 250mAh
Nominal Voltage: 3.7V
Nominal Capacity: 250mAh (0.2C discharge)
Size: Thickness 5, Width 20, Length 30.0(Max, mm)
Initial Resistance: ≤200mΩ
Charge Cut-Off Voltage: 4.2V
Discharge Cut-Off Voltage: 3.0V
Standard Charge Method: 23℃±2℃, 0.2C CC charge to 4.35V, then CV (4.35V) charge until charge current≤0.02C
Charge Current: Standard charge: 0.2C, Rapid charge: 0.5C
Charge Time: Standard charge: 5.5h~6.5 h, Rapid charge: 1.5h~2.5 h
Max. Charge Current: 0.5C (10℃ ~ 45℃)
Standard Discharge Current: -10℃ ~ 55℃ Constant current 0.2 C end voltage 3.0V
Max. Discharge Current: 2C
Operating Temperature: Charge: 10℃ ~ 45℃max.85% RH, Discharge: -10℃ ~ 55℃max. 85% RH
Li PO Battery Protection: Over charge protection, Over discharge protection, Over current protection, Short circuit protection, etc.
Battery Features: safety, long cycle life
Application: cosmetic instrument, facial massage instrument, eye massage instrument, face slimming instrument