401120 3.7v 55mAH Small Bluetooth Battery
Specifications
small minimum battery1.size:T4.0mm*W11mm*L20mm
2.capacity:55mAH
3.voltage;3.7v
4.apply Bluetooth ,mp3,mp4 battery
401120 3.7v 55mAH small Bluetooth battery
| Specification | 55mah li-polymer battery |
| Model | 401120 |
| Weight | about 10g |
| Size | Thickness × Width × Length (mm) |
| 4.0*11*20mm | |
| Nominal voltage | 3.7V |
| Nominal capacity | 55mah |
| Max charge current | 1C |
| Charging method | charge with constant current 1C to4.2V, then charge with constant voltage 4.2V till charge current is less than 0.01C |
| Max discharge current | 1C |
| Discharge cut-off voltage | 3.0 V, the over-discharge detection voltage of PCM |
| Operating environment | Charging, 0°C ~ 45°C ; 65±20%RH |
| Discharging, -20°C~60°C ; 65±20%RH | |
| Storage environment | -20°C~45° |
| 65±20%RH | |
| storage for a long time(>3 months) and the storage condition shall be:<35°C;65±20%RH;3.7~3.9V | |
| CycleLife(80%Prime Capacity) : | >500times |
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