Check the listing for details. Super 300000mAh USB Portable Charger Solar Power Bank for Cell Phone 2023. Color: Black, Condition: New. Listed at 13.98 USD. Features: Dual USB ports, you can charge phones, pads or other small electronic devices simultaneously Material: Solar panel, ABS plastic cover, silicone frameLED Light works perfectly in darkness, especially for emergencySOS distress signal to help other people find you Compass, help to find direction Specification:- Battery type: Li-polymer battery- Capacity: 30000mAh- 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 good as first choose to recharging. We suggest you recharge it via wall charger at the beginning to make the power battery fully activated. Packing included: 1 x Power Bank