Lithium Ion Battery (Bl-4d)

We are instrumental in providing to our valuable customers excellent quality Lithium Ion Battery (BL-4D) which is available with following specification:-
Model No.: BL-4D
Rated Voltage: 3.7V
Limited Charge Voltage: 4.2V
Charge Mode: C.C/C.V
Standby Time: 5~6 Days
Normal Use Time: 2~3 Days
Talk Time: 5~6 Hours
Working Temperature: Charge: 0~45 centigrade
Working Temperature: Discharge: -20~60 centigrade
Storage Temperature: One Month: -20~60 centigrade
Storage Temperature: Six Month: -20~30 centigrade
Storage Humidity: <75%
Cycle Life Time: More than 300 times, remain 80% Capacity

Feature:
High capacity
Long cycle life time
Small self-discharge
No memory effect
High volume/capacity ratio
High rate discharge
Excellent safety performance

Testing item:
High temperature performance
Low temperature performance
Capability of keeping electricity
Constant lamp and hot property
Shake
Collide
Free drop test
Performance of overcharge protection
Performance of over-discharge protection
Performance of short-circuit protection
Heavy goods shock
Thermal shock
Over charge test
Short-circuit test
Acupuncture test
Cycle life time
Storage