This indoor hygrometer thermometer helps monitoring the temperature and humidity level of your room in real time. You know when to run humidifier or air conditioner clearly. This room temperature and humidity gauge has a durable kickstand, allowing to be placed in where it should be. Such as bedroom, baby room, nursery, office, closet, incubator, humidor, greenhouse, garden, wine cellar, basement, reptile terrarium, garage, warehouse, guitar case etc. It features humidity level indicator icons and the Max/Min Value records in 24 hours. others, its auto-calibration function provides you an accurate reading anytime, anywhere. The separate digital temperature and humidity sensor improves its monitor performance hundreds times more. Temperature range: -20~60℃(-4℉~140℉, Humidity range: 10%~99%. size: 8.5 x 6.5cm Material: plastic colour: black Package Contents: 2 x Kitchen Timer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.