1、Multifunction Alarm: Wireless hygrometer thermometer comes with time date display, radio signal, weather forecast, alarm clock, snooze function, outdoor and indoor temperature humidity, moon phase, battery level, and pressure record. 2、Outdoor Clock: Color display thermometer accurately displays temperature, humidity, and rainfall data through sensitive sensors, and can predict weather changes in the next 12 hours. 3、Temperature Alarm: The weather hygrometer thermometer has indoor outdoor temperature alarm function, allowing you to set and monitor the highest and lowest temperatures to help you plan your day. 4、Supports Multiple Sensors: Indoor outdoor thermometer supports up to 3 remote sensors to measure internal and external temperature and humidity at multiple locations. (One sensor is included.) 5、Practical Gift: Home weather forecast station can be a great gift on birthdays, Christmas, New Year, or other important holidays for your friends and family, helping them organize their outfits based on the data provided. Item Type: Wireless Indoor Outdoor Thermometer Material: ABS Main Unit Battery: 3 AAA Batteries (not included) Sensor Battery: 2 AAA Batteries (not included) Indoor Temperature Range: -9.9°C to +50°C / 14°F to +122°F Indoor Humidity Range: 20%RH to 95%RH Outdoor Temperature Range: -40°C to +60°C / -40°F to +140°F Outdoor Humidity Range: 20%RH to 95%RH Atmospheric Pressure Range: 600hPa/mb to 1100hPa/mb / 17.72inHg to 32.50inHg Weight: Approx. 543.00g / 19.15oz 1 x Wireless Indoor Outdoor Thermometer 1 x Sensor 1 x User Manual 1 x Screw 1 x Expansion Screw 1 x Adapter