Features: Easy to read: This temperature and humidity monitor has remarkable color and layout, indoor and outdoor temperature and humidity can be easily seen and read. Wide use: The wireless weather thermometes measure the indoor and outdoor temperature and humidity more precisely. In addition with clock,calendar,air pressure and weather forecast . Backlight function: When powered by battery, the backlight turns on for 15 seconds and then turns off.When powered by the power adapter: the backlight is always on, and supports 4 brightness options Night mode (you can set the time to enter the night, the backlight level in night mode)) Great gift: It is a multifunctional weather station for friends. Specification: Material: ABS Optional styles: -EU/-US Size: approx.20.5x13cm/8.07x5.11in Indoor temperature display range: -9.9+50 & +13.9+122 Indoor humidity display range: 20%RH95%RH Outdoor temperature display range: -40+70 & -40+158 Outdoor humidity display range: 20%RH95%RH Temperature display format selection: (C/F) Air pressure display range: 600 hPa/mb1100 hPa/mb & 17.72 inHg32.48 inHg Air pressure display resolution: 1 hPa/mb & 0.03 inHg ir pressure unit selection: mb/hPa or inHg Power supply: USB Charging Color: As the picture shown Quantity: 1Pc Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package Contents: 1xDigital Weather Station(other accessories demo in the picture is not included.)