Specifications:Color: WhiteDisplay: LCD screen with LED BacklightIndoor Temperature Measurement: 0~50°C / 32~122°FOutdoor Temperature Measurement: -40~70°C / -40~158°FHumidity Measurement: 20%-99%Transmitter Battery: 2 * 1.5V AAA Batteries(NOT included) Receiver Battery: 2 * 1.5V AA Batteries(NOT included); Power Adapter(included)Transmitter Size: 9 * 4 * 2.3cm / 3.54 * 1.57 * 0.9in Receiver Size: 17.7 * 14 * 2.3cm / 6.97 * 5.5 * 0.9in Transmitter Weight: 29g / 1.04ozReceiver Weight: 232g / 8.19ozPackage Size: 25 * 15.3 * 3.5cm / 9.84 * 6 * 1.4inPackage Weight: 406g / 14.32oz

Features:Can display the time and measure indoor and outdoor temperature and humidity.433MHz RF receiving function, you can know outdoor temperature and humidity with indoor receiver.Weather forecast: sunny, slightly cloudy, cloudy, rainy and cloudburst.°C / °F temperature unit selectable by pressing "MAX/MIN" for 3s.Max/min memory for indoor and outdoor humidity and temperature, and air pressure.Perpetual calendar up to year 2099.12/24 hour time display selectable.LCD colorful display with backlight.Moon phase display.It also has dual alarms and snooze functions, too.Wall mount or desktop optional, very convenient for use. Note:The outdoor transmitter is not waterproof, please keep it away from water when put it in outdoors. Package List:1 * Outdoor Transmitter1 * Indoor Receiver1 * Power Adapter1 * User Manual (English)