TFA Dig. Thermo-Hygrometer Comfort, Digital Thermo-Hygrometer, For monitoring the room climate, indoor temperature and air humidity, Maximum and minimum values, 12-Hour humidity curve with coloured comfort zones, Dew point, Alarm function against mold risk, Adjustable humidity alarm, For wall mounting or freestanding, Measuring range of temperature: 0 to +50°C, Humidity measuring range: 20 to 95%., Requires 2 x 1.5V AAA batteries, batteries are not included in the delivery, Dimensions (L x W x H): 86 x 21 x 120 mm, Weight: 100 g, Colour: White