| 12v Li-ion Battery Specification |
| Specification | 14.8v 4000mah Rechargeable polymer li-ion battery for LED light |
| Model | HHS 18650 |
| Weight | 500g |
| Size | Thickness × Width × Length (mm); Length (mm); Length (mm) |
| T45*W75*H70MM |
| Nominal voltage | 14.8 V |
| Nominal capacity | 4000mAh |
| Max charge current | 1C |
| 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 65±20%RHn;20%RH 65±20%RH |
| Discharging, -20°C~60°C ; 65±20%RH 65±20%RHn;20%RH 65±20%RH |
| Storage environment | -20°C~45°C~45°deg;C~45° |
| 65±20%RHmn;20%RHmn;20%RH |
| storage for a long time(﹥3 months) and the storage condition shall be:<35°C;65±20%RH;3.7~3.9Vsmn;20%RH;3.7~3.9V |
| CycleLife(80%Prime Capacity) : | ﹥500timesimes |