With dual USB ports, you can charge phones, tablets or other small electronic devices simultaneously.  The LED Light works perfectly in darkness, especially for emergency. In case of that emergency it has a SOS distress signal to help other people find you. It has a built in compass as well, to help find direction.

- Material: Solar panel, ABS plastic cover, silicone frame
- Battery type: Li-polymer battery
- Capacity: 20000mAh
- Input: DC5V/1.0A
- Output: DC5V/1A, DC5V/2.1A

Note:Even in a perfect laboratory condition,The efficiency of energy transformation from solar to electric energy is really low.When it used in outdoor, it also affected by the weather, the location or others factors. So the solar panel is not efficient as first charge up. We suggest you charge it via wall charger at the beginning to make the power battery fully activated.