COOLUP 5000mAh Portable Charger external battery Power Bank (only 9.6mm, Unibody Aluminum Housing) Super-slim size( 9.6mm) and grip surface sit securely in the palm of your hand. Extra 5000mAh of juice for your smartphone and mobile devices. That is an extended more than 10 hours of talk time or 60 hours of music. Slim size portable design, two USB output, durable and lightweight aluminum alloy casing, great for any trip and travel. Built-in short-circuit and over-charge protection. Automatically turns OFF when device is fully charged. What you Get: COOLUP Slim One 5000mAh External Battery, Micro USB cable, user manual, 18-MONTH warranty and 30-DAY money back guarantee.