Our consumer electronics products include radio controlled clocks and watches wireless weather stations power monitors and other measuring devices. Time Keeper Atomic wall clock features a black resin frame with a plastic protective lens that covers the white dial. Black metal and a red second hand strike Arabic numbers that encircle the dial at all hours. Atomic time means never resetting for daylight savings time or when you lose power. Arabic numbers circle the dial at all hours. Plastic protective lens covers the white dial. Operates on a highly accurate radio controlled movement. Requires 1 AA battery.