Take your battery from zero to 100 in minutes with the Samsung Fast Charge 5200 mAh Battery Pack. Developed for Fast Charge equipped devices, this compact portable battery can bring your dead battery to 50% in as little as 30 minutes. Inside the Fast Charge Battery Pack is a lithium ion battery that charges each device with the optimal amount of power and the 5200 mAh capacity lets you charge multiple devices multiple times. Charging itself via a Micro USB cable, the Fast Charge Battery Pack uses pass through technology to charge your connected devices at the same time. A multi-LED power indicator sits next to the on/off button and tells you how much juice is left. The Samsung Fast Charge Battery Pack is great for recharging your devices in record time.