ciciglow Power Bank Kit,20000mAh Fast Charging Dual USB Polar Mobile Power Bank Case DIY Kit,Portable Waterproof Mobile Power Bank Case(green)

20000MAH CAPACITY:20000mAh large capacity, you can easily charge for your phone anytime and anywhere without worrying about running out of power. FAST CHARGE: Supports solar fast charge, safe and environmental friendly, suitable for sport, travel, and other outdoor activities. 2 USB PORTS: 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. HIGH PERFORMANCE: Built-in single crystal solar panel, ensures fast speed conversion rate of solar to electric. POWER SAVING: Power saving, after fully charge for your devices, this power bank will automatically stop power output and enter the low-power state.