This 3.7V 1200mAh lithium polymer battery is a soft-pack rechargeable pouch cell, with its rated voltage and capacity laser-marked on the cell body for traceable quality control. It is engineered as a dependable built-in power source for desk lamps, sensor and induction lighting fixtures, and electronic toys, delivering stable low-current discharge with an ultra-thin and lightweight profile that fits compact product cavities.
Each cell is produced with premium aluminum-plastic pouch film and undergoes strict capacity screening and aging tests before shipment, ensuring consistent batch performance for volume assembly. As a factory-direct supplier, we support custom cell size, capacity grading, lead wire and connector options, as well as PCM protection board integration for your specific device design.
Key Features| Cell Type | Soft-pack Lithium Polymer (Li-Po) Pouch Cell |
| Nominal Voltage | 3.7V |
| Rated Capacity | 1200mAh |
| Full Charge Voltage | 4.2V |
| Discharge Cut-off Voltage | 3.0V |
| Standard Charge Current | 0.5C (600mA) |
| Max Continuous Discharge Current | 1.0C (1200mA) |
| Cycle Life | ≥300 cycles (0.5C charge / 1.0C discharge) |
| Cell Dimensions | Custom OEM (per drawing) |
| Model Number | Custom OEM |
| Certification | CE, RoHS, UN38.3, MSDS |