[Automatic Time Updates] – The Atomic Time Feature conveniently allows the clock to sync with the WWVB radio transmission from Fort Collins, CO, for accurate time updates [Superior Artistry] – With unmatched attention to detail, the 433-3256A is highlighted by a distinctive textured 21-inch hammered metal frame with a bronze finish – a statement piece for any home or outdoor setting [Indoor/Outdoor Design] – A durable weather-resistant construction allows for indoor or outdoor placement while integrated gauges accurately measure its location’s temperature and humidity values [5-Year Battery Life] – A quality set of 3 “AA” batteries will keep the clock running for up to 5 years – an impressive feat offering unparalleled convenience and peace of mind [A Brand You Can Trust] – Family-owned and operated since 1983, La Crosse Technology is the world leader in Atomic Time and Weather Instruments. Designed in La Crosse, WI, our products have unmatched support resources, including printed setup guides, helpful video tutorials, and lifetime access to our USA-based tech support team