Easy to use:
? Charge your 2 tools at the very same time: Just link your tools to the 2 USB result ports with the micro USB wire. ? Charge the U821 power bank: Connect the product to the laptop computer, computer system with the micro USB wire. Or charge with the wall surface adapter.
Creative design: Waterproof (IP66 rating), dustproof, anti-shock, skid resistance. Perfect for campers, hikers, skiers, construction workers, and many other outdoor enthusiasts. 10400mah of capacity charges all iPhone 5 times or large-capacity phones like the Galaxy S4 more than three times. Dual USB output: Fast charge two devices simultaneously (USB Output 1: 5V/1.0A, USB Output 2: 5V/2.1A). Input 5V/2A 4 Integrated LED Power status indicator. Auto power-off no energy loses when not in use. Reliable lithium polymer core ensures quality and supplies up to 1000 lifetime charge cycles Package include:1xUnifun 10400mAh Heavy Duty Waterproof LED Torch Power Bank,1xMicro USB charge cable ,1xUser guide