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GAF Energy
| ITEM | SPECIFICATION |
| Nominal Voltage | 7.4V |
| Nominal Capacity | 4400mAh |
| Standard Discharge Current | 0.2C (880mA) |
| Max Continuous Discharge Current | 1C(4400mA) |
| Peak Current | Adjustable |
| Charge Voltage | 8.4V± 0.03v |
| Standard Charge Current | 0.2C(880mA) |
| Fast Charge Current | 0.5C(2200mA) |
| Inner Resistance | ≤122mΩ |
| Cycle life | ≥500 times until 80% capacity |
| Ref. Discharge Cut off Voltage | 5.6V± 0.06v |
| Charge Temperature Range | 0°C to 45°C |
| Discharge Temperature Range | -20°C to 60°C |
| Recommended Storage Temperature | 23 ± 5°C |
| Weight | Approx.183g |
| Battery Cell Model | 18650 |
| Configuration | 2S2P |
| Size | L*W*H=74*22*67mm |
| Connector/Terminal | customized |
| Battery PCM function | Over charge/discharge, over current, short circuit protection |
| Battery Warranty | 12 months |