Quickly shows dry/comfortable/humid air conditions at a . proper humidity, prevent colds, dry skin, asthma, allergies, mold, etc. It is the for monitoring conditions and health. Clear LCD screen, easy to read. It is portable and lightweight, you can easily take it anywhere. Multi-Scenario Use: The digital hygrometer ensures proper temperature and humidity control, and can be placed in bedrooms, baby rooms, kitchens, cellars, offices, wine cellars, conservatories and living rooms. Multiple installation methods: The indoor thermometer adopts magnet adsorption, desktop vertical and wall-mounted . You can easily place this hygrometer in different . Temperature range: Temperature: -20C~70C (-4F~158F) Humidity: 10%~99%RH Accuracy: Temperature: soil 1C/soil 1.8F Humidity: soil 5%RH (30%-70% RH range) Power supply mode: No. 7 battery (AAA) * 1 section (battery not included) Type:Electronic temperature and humidity meter color:Black Material:ABS size:. 67 x 56 x 15mm Package Contents: 1 x Thermometer Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.