Digital Wireless Indoor Outdoor Thermohygrometer with 3 Remote Sensors 98ft/ 30m Backlight & Alarm Calibration Function Humidity Monitor with 3 Transmitters Weather Stations for Home Office

Digital wireless thermohygrometer with 3 remote sensor of 98ft/ 30m effective sensing very accurate and can be widely used indoor or outdoor. Features multiple data display backlight and alarm function calibration function and so on. A perfect choice of and humidity monitoring for room bedroom study room office greenhouse cellar warehouse etc. Features: 【Wide Application】Suitable for indoor and outdoor for bedroom room office greenhouse cellar warehouse etc. Totally wireless tabletop and wall-mounted design. 【3 Remote Sensors】Remote sensor for indoor and outdoor use not waterproof 98ft/ 30m effective distance long measuring. One main unit can pair up to 3 outdoor remote sensors. 【Multiple Data Display】Displays time calendar week indoor and outdoor humidity and humidity trend comfort level and record maximum and minimum / humidity. 【Calibration Function】Features calibration function of and humidity to account for any drift that may be present in the system. 【Backlight & Alarm Function】Backlight off backlight on (white) upper limit alarm (orange backlight) lower limit alarm (red backlight). Clear display in the dark about 8 seconds auto off to save energy. 【12H/ 24H & ℃/ ℉ Switchable】12 or 24 hours time format switchable. Change the display to ℃ or ℉. 【Check/ Clear Records】You can check the maximum or minimum / humidity in the past. And you can view or clear records. 【Battery Operated】Need USB cable or 3 * AAA battery to power the main unit and 2 * AAA battery to power the sensor. (Batteries not included) Note: The remote sensor is not waterproof please it from rain snow etc. Specifications: Color: White/ Black (Optional) Material: Application: for Indoor and Outdoor Use Indoor : 0~50℃ (32~122℉) Outdoor : -50~70℃ (-58~158℉) Humidity : 20%-99%RH Display Unit: ℃/ ℉ Selectable Resolution: 0.1℃/ 0.1℉ Humidity Resolution: 1% Comfort Level: Dry (RH＜50%) Comfortable (15.6-26.7℃ RH 50%-70%) (RH＞70%) Week Display: 8 Languages (English Russian Danish Spanish Dutch French Italian German) Backlight: about 8 seconds auto off (Power-Saving Mode) Wireless : about 100m/ 328ft (Open Distance) 30m/ 98ft (Effective Distance) Power Supply: Main Unit: DC 5V USB Cable (Included) or 3 * AAA Battery (Not included); Sensor: 2 * AAA Battery (Not included) Thermohygrometer Size: 12.5 * 12.5 * 2cm / 4.9 * 4.9 * 0.8in Sensor Size: 10.5 * 3.5 * 3.7cm / 4.1 * 1.4 * 1.5in Package Size: 18 * 18 * 7cm / 7.1 * 7.1 * 2.8in Package Weight: 380g / 13.4oz Package List: 1 * Thermohygrometer 3 * Remote Sensor with Base 1 * USB Cable 1 * User Manual (English German)