20000mAhTop Solar Power Bank Waterproof Emergency Charger External Battery Powerbank For Xiaomi MI iPhone Samsung LED SOS Light
Dual USB ports, you can charge phones, pads or other small electronic devices simultaneously Material: Solar panel, ABS plastic cover, silicone frame LED Light works perfectly in darkness, especially for emergency SOS distress signal to help other people find you
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 good as first choose to recharging. We suggest you recharge it via wall charger at the beginning to make the power battery fully activated.