TYR1130 Features: * Thermometer * Monitors in and out temperatures and indoor humidity * Minimum/maximum recall and weather trend icons * Low battery indicator * Blue backlight clock and alarm * Transmits up to 100" * Requires 4AAA batteries (not included) Includes: * Includes °F/°C switch Dimensions: * Overall dimensions: 10" H x 10" W x 1.5" D