20000mAh Solar Portable External Battery Charger With SOS Flashlight Power Bank For Smartphone

20000mAh Solar Power Bank Dual USB External Battery Solar Power Bank with SOS LED Light Flashlight Phone Charger Power Bank Main features: Dual-USB-Ports, you can charge phones, tablets or other small electronic devices simultaneously. Material: Solar collector, ABS plastic cover, silicone frame LED light works perfectly in the field, especially for emergencies. So no signal to help another person find you. Compass, help to find direction. Specification: -Battery type: Li-Polymer-Battery Capacity: 20000mAh Input: DC 5V/1.0 A Output: DC5V/1A, DC5V/2.1A Note: Even in a perfect laboratory condition, the efficiency of energy conversion from solar to electrical energy is very low.If used outdoors, it will also be affected by weather, location, or other factors.So the solar panel is not good as initially chosen for charging.We recommend that you charge the wall charger at the beginning to fully charge the battery. you activate. Packaging included: 1 x Power Bank