Charger Suitable For Sport 20000mAh Large Capacity Solar For Outdoors

20000mAh large capacity, you can easily charge for your phone anytime and anywhere without worrying about running out of power. Supports solar fast charge, safe and environmental friendly, suitable for sport, travel, and other outdoor activities. Provides dual USB ports, you can easily charge for two devices at the same time, or share this backup power with your families or friends. Builtin single crystal solar panel, ensures fast speed conversion rate of solar to electric. Power saving, after fully charge for your devices, this power bank will automatically stop power output and enter the lowpower state.