Features: Small size, easy to carry and install, space saving. Can power by USB or sockets, high flexibility. Uninterruptible 12V power supply ensures stable operate of the device prevent power failure. With adapter, for routers, optical cats and other devices, easy to access and use. Automatic switching function to achieve a quick responses to power fluctuations and protect the safe operate of the equipment. Simple to operate, no need for professional installation. Specifications: Size：about 16x10.2x3.2cm/6.30x4.01x1.26in Battery Capacity： 10400mah/ 8800mah Standard：US/EU Input：12.7V1A Output Voltages: 5V 9V 12V Package Includes: 1Set Uninterruptible Power Supply note: Due to the different monitors and light effect, the actual color the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring difference due to manual measurement.