Compatible with Sharp Atomic Clock - Atomic Accuracy - Never Needs Setting! - Jumbo 3" Easy to Read Numbers - Indoor/ Outdoor Temperature Display with Wireless Outdoor Sensor - Battery Powered - Easy Set-Up!!: Product Details: Size: 3" Numbers Brand: compatible with Sharp MPN: 8541848315 UPC: 049353998732 EAN: 0049353998732: Product Dimensions: 13 x 11 x 1.5 inches Item Weight: 1.46 pounds Manufacturer: compatible with Sharp Item model number: 8541848315 Is Discontinued By Manufacturer: No Date First Available: January 1, 2019 Atomic Accuracy: The Atomic clock has a built-in receiver that automatically synchronizes itself with the WWVB radio broadcast by the US Governments National Institute (NIST) in Fort Collins, Colorado. The Atomic Clock will always be accurate to within one second as it receives daily WWVB updates. Wireless Outdoor Sensor: The Wireless outdoor sensor (included) transmits the outdoor temperature to the Atomic Wall Clock. The sensor can be placed anywhere within 100ft of the receiving unit. The wireless technology means no wire installation is necessary. Note: The wireless sensor is included in the box, separate from the clock. Jumbo 3 Tall LCD Time Display - Easy to Read, Easy to Use, Easy to Set up - Use as either a wall clock, or as a desk clock with integrated stand. Perfect for anyplace in your home. Displays indoor and outdoor temperature - Displays calendar and day of week Battery powered: Main unit 3 x AA batteries - Sensor 2 x AAA batteries (not included) Easy to Read compatible with Sharp Atomic Clock with Indoor & OutdoorTemperature with Wireless Outdoor Sensor Atomic Accuracy: The Atomic clock hasa built-in receiver that automatically synchronizes itself with the WWVB radiobroadcast by the US Government’s National Institute (NIST) in Fort Collins,Colorado. The Atomic Clock will always be accurate to within one second as itreceives daily WWVB updates.Wireless Outdoor Sensor: The Wireless outdoorsensor (included) transmits the outdoor temperature to the Atomic Wall Clock.The sensor can be placed anywhere within 100ft of the receiving unit. Thewireless technology means no wire installation is necessary.Jumbo 3.3” TallLCD Time Display - Easy to Read, Easy to Use, Easy to Set upDisplays indoorand outdoor temperature - Displays calendar and day of weekBattery powered:Main unit 3 x AA batteries Sensor 2 x AA batteries (not included) Easy to Read- Easy to Use - Atomic Accuracy The compatible with Sharp Atomic Wall Clock has a built inreceiver that automatically synchronizes itself with the WWVB radio broadcastby the US Government ‘s National Institute of Standards and Technology (NIST)in Fort Collins, Colorado. Atomic Accuracy: The Atomic clock has a built-in receiver that automatically synchronizes itself with the WWVB radio broadcast by the US Government’s National Institute (NIST) in Fort Collins, Colorado. The Atomic Clock will always be accurate to within one second as it receives daily WWVB updates. Jumbo 4” Tall LCD Time Display - Easy to Read, Easy to Use, Easy to Set up - Use as either a wall clock, or as a desk clock with integrated stand. Perfect for anyplace in your home. Displays time (hours, minutes, seconds), indoor and outdoor temperature, calendar and day of week Battery powered: Main unit 4 x AA batteries - Sensor 2 x AAA batteries (not included) Wireless Outdoor Sensor: The Wireless outdoor sensor (included) transmits the outdoor temperature to the Atomic Wall Clock. The sensor can be placed anywhere within 100ft of the receiving unit. The wireless technology means no wire installation is necessary. Note: The wireless sensor is included in the box, separate from the clock.