Overview:
1. High solar energy convert efficiency: over than 16%
2. Solar energy boards: 5.5V/60mA or 5.5V/70mA
3 .High capacity built-in polymer batter: 600mAh/800mAh
4. Max output voltage: 5.5V
5. Max output current: 500mA
6. To charge the built-in battery using solar energy: 15-20 hours
7. To charge the built-in battery using computer: about 3-5 hours
8. Charging cell phone by the built-in battery for 1-2 hours, the battery would be exhausted. Cell phone can stand by around 24 hours, or keep talking 60-90 min. (Based on various states of the mobile phone)
9. Exposure or USB charging time at least 2 hours (First using)

Specification:
Weight Approx:130.5g
Size Approx:13.5 x 9.5 x 4 cm