Snugg Power Bank, 4000mAh Pocket Portable Charger (Black) Ultra Slim Emergency Battery Charger ULTRA-SLIM; the Snugg power bank is created in mind for everyday life with its discrete and slender looks that allow you to charge your precious devices with an equally professional product. FAST CHARGING; our unique single port TS1 technology provides 5V of raw charging potential that is perfect for those emergency dead battery moments. WORRY-FREE POWER; charge your devices with complete peace of mind as the Snugg power bank has an advanced safety system to prevent against overcharging, overheating, overcurrent and short circuiting. FULL COMPATIBILITY; the universal USB input allows you to charge any iOS/Android devices with the convenient LED indicator that will let know once youre good to go. SNUGG LIFETIME GUARANTEE; we are just that confident in our power banks  in the unlikely event you have a problem with yours within its lifetime then we will repair or replace it, no questions asked.