| Recommended Charger: | QW050-020-4NL |
| Charger input: | DC 5V/2A(10W Max) |
| Charging mode: | constant voltage constant current (CC/CV) |
| Charging voltage: | 4.2V±1%/1.48V±1% |
| Charging current: | 500mA*4(2a Max) |
| Charging time: | 2-3 hrs(standard) |
| Charger working instruction: | Red light flashing: 0~50% Yellow light flashing: 50~75% Green light flashing: 75~100% Long green light: charging completed |








