More info
1. Input voltage and current: DC 5V / 2A, 9.0V / 1.67A, if the voltage exceeds this range, it will alarm and stop charging
2. Output voltage: 5V / 2A, 9V / 1.2A
3. Charging power: 10W backward compatible with 7.5W, 5W
4. Conversion efficiency: 80%
5. Transmission distance: 8mm
6. Over-temperature protection: When the temperature is higher than 55'C during charging, the charging will be automatically stopped for 1 minute, and then recharge after the temperature drops.
7. Over-current protection: When the output current is over 2.5A during charging, the charging will be automatically stopped to prevent damage to the charger