Our consumer electronics products include radio-controlled clocks and watches, wireless weather stations, power monitors, and other measuring devices, We introduced radio-controlled clocks to the US market in 1991 and continue to be on the cutting edge of this technology in America, Our weather instruments, clocks and watches are calibrated daily to the atomic time standard of the National Institute of Standards and Technology, , Weather forecasting function with 3 weather icons and weather tendency indicator, MIN/MAX value of IN and OUT temperature, Barometric tendency arrow, 12 / 24 hour time display, Manual time and date, Time alarm with snooze, Low battery indicator, Wall hanging or free standing, Fold-out stand, Wireless outdoor temperature range: -39, 8F to +139, 8F (-39, 9C to +59, 9C), Indoor temperature range: 14, 2F to +99, 9F (-9, 9C to +37, 8C), Transmission range: Up to 330 feet, Transmission frequency: 915 MHz, Power Requirements:, Receiver: 3 ""AA"" Alkaline batteries, Wireless sensor: 2 ""AA"" Alkaline batteries, Receiver Dimensions: 5, 33"" x 1, 10"" x 5, 56"", Sensor Dimensions: 5, 05"" x 1, 5"" x , 83"", SKU: LA834