Does your Smartphone/Tablet PCs battery run flat too quickly? Does your device stay plugged in to the mains constantly? Check out the Romoss power banks, rapid charging units for smartphones and tablet PCs. Easily recharge your Blackberry Smartphone 5 times, your Samsung/Apple Smartphone 4 times and your Samsung/Apple Tablet PC 3 times from flat to full in next to no time at all! Product Highlights Battery Capacity: 10400mAh High-capacity Samsung Cell Smart Sleep Function Powerful Booster Chip Compatible with most cell phones Intelligent Charging IR charger adaption technology provides compatibility with all digital devices with a 5V DC USB input An ultra-high capacity of 10400mAh provides you with abundant energy The charge-discharge synchronisation, intelligent charging, 7 safety protection functions, low battery alarm and operation indicator lamp contribute to complete functionality and demonstrate comprehensive consideration