Product Specifications:
1, silicon solar panels peak power: 0.77W
2, operating voltage: 5.5V (maximum)
3, the charge current: 140mA
4, Battery capacity: 1800mAh
5, the output voltage: 5.5V
6, output current: 600mA (maximum )
7, charging time :10-14hrs (increase Illuminance: 100mW / C ㎡) 2-3hrs (indoor power: 5V/500mA)