Emie Power Blade 8000mah Ultra Slim Dual USB Portable Battery Charger Backup 5.2mm Thinnest External Power Bank for Mobile Phones, Smartphones, Tablets, Android, iOs, iPad, Samsung Galaxy Tab (Blue) The thinnest power bank in the market with a thickness of only 5.2mm. It is constructed with Aluminum-magnesium alloy frame for durability and lightweight. Patented USB ports are specially designed to give the battery bank its thinness having to boast its Red-dot Design Award 2013. 8,000mAh power capacity with rapid charging ability using a universal device output port allowing you to charge your gadgets up to 3 times on a full charge. It is universal in so many ways that it is compatible with iPhones, iPads, iPods, MP3/MP4 players, mobile phones, GPS devices, Bluetooth device, tablets and other digital devices. Unique design, built with a universal one-of-a-kind binder holes to allow extra mobility for the ultimate on-the-goers, simply connect to your daily planner and you're set!