Make time for the sleek style and convenience of this Dual Charge Clock. Made with a striking black housing the Clock has a large digital readout with white numbers that are easy to see from all angles. It comes with built-in USB ports that let you charge up to 2 phone devices at once. Place the Dual Charge Clock on any table, countertop or desk so you can charge your devices on the go while never losing track of time. This clock is, electrically, operated (the battery back-up does not power the clock). The battery back-up is used to store the time and alarm settings, if power is interrupted.