The 850mAh lithium polymer battery provides dependable mid-range capacity in a slim, compact design—making it ideal for space-conscious devices that still demand decent runtime. Typical applications include translators, wireless audio gear, mobile WiFi units, remote controllers, and portable medical/fitness tools.
| Feature | Specification |
| Rated Capacity | 850mAh ,0.2 C discharging |
| Normal Voltage | 3.70V |
| O.C.V | 3.80-4.2V |
| Charge Ending Voltage | 4.20±0.03V |
| Discharge Ending Voltage | 3.0V |
| Standard charging method | 0℃～ 45℃ 0.5C constant current charge to 4.2V, then constant voltage 4.2V charge till charged current declines to ≤ 0.01C |
| Charge current | Standard charge:0.2C Rapid charge:1.0C |
| charging Time | Standard charge:5.5～6.5 h Rapid charge:1.5～2.5 h |
| Max. Charging Current | 1.0C (5℃～+45℃) |
| Standard discharging Current |
·-10℃～+55℃ 0.2C constant current discharge to 3.0V |
| Max. Discharging Current | 2A(-20℃～+60℃) Heavy load may reduce the cycle-life of normal battery, depending on the work environment. |
| Operating environment | Charging: 0℃-45℃, 65%±25%RH Discharging: -10℃-55℃, 65%±25%RH |
| Cell Impedance | ＜100mohm，(4.2V AC 1KHz measured) |
| Dimension of Single Cell | Thickness：Max 6.0mm Width:Max30 mm Height:Max48mm |
