Tempus&reg; TC6083B Atomic Wall Clock with Frame Translucent Dial Face and Radio Controlled Movement, 14", Black 14" wall clock with radio-controlled movement Black plastic frame with translucent floating face design features large, easy-to-read Arabic numerals Radio-controlled movement automatically synchronizes with radio signal for up-to-the-minute precision, accuracy and reliability RC movement also automatically adjusts for daylight saving time Uses one AA battery, not included