Specification:Item Type: Weather Stations Wireless Indoor OutdoorProduct Material: ABSHost Temperature Detection Range: 0℃ to 50℃Host Humidity Detection Range: 20% to 99%RHTransmitter Temperature Test Range: - 50℃ to 70℃Transmitter Humidity Detection Range: 20% to 99%RHBattery Parameters:Transmitter: 2 AA Batteries (Battery Not Included)Main Unit: 3 AAA batteries (Battery Not Included)Host Function: Show Moon Phase, Indoor and Outdoor Temperature, Humidity Display, Forecast the Weather for the Following 24 Hours, Comfort level display (five level environmental comfort level display)Pressure Value Display: Pressure Value Range: 600hpa/mb to 1100hpa/mbWeek Display:Eight National Languages Are Available (ENG, GER, ITA, FRENCH, NET, SPANISH, DAN, RUS) Default EnglishTransmitter Parameters:Display: Switchable Display, Celsius and FahrenheitTransmission Distance: Approx. 80meters / 87.5ydPair: Press The TX Button for Quick Test Pairing with the HostWeight: Approx. 347g/12.2ozHow to Use:After installing the battery, it can be used. Please ensure that the transmitter and the host are in the same channel before synchronous detection.Package List:1 x Launcher1 x Weather Stations Wireless Indoor Outdoor 1 x User Manual1 x USB Charging CableNote:Launcher Shipped Without BatteryHost Shipped Without Battery