Item Type: Digital Thermometer Hygrometer Material: ABS Weight: Approx. 76g/2.7oz Size: Approx. 8x5.9cm / 3.1x2.3in Temperature: -20°c to 70°c (-4°f to 158°f) Temperature Accuracy: ± 1°C / ±1.8°F Humidity: 10% to 99% Humidity Accuracy: +5% (Wthin 30%-70%) Batteries: AAA x 2 (Shipped Without Batteries) Use: Suitable for Many Places, Such As Indoor, Outdoor, Office, Home, Nursery, Bathroom, Flower Room, Etc 1、HIGH ACCURACY: Mini thermometer hygrometer provides high accuracy readings and fast, real time response over a wide temperature range of ‑20°C to 70°C and a wide humidity range of 10%ur to 99%ur. 2、CARTOON FACE INDICATOR: Room thermometer hygrometer features a cartoon comfort indicator with a smile face to symbolise "comfortable" (RH: 40 percent‑70 percent) and a crying face to symbolise "unpleasant" (RH: <40% or >70%). 3、CLEAR LCD DISPLAY: Digital thermometer hygrometer with integrated LCD display and large, clear digital indicator showing both room temperature and humidity, very easy to read. 4、EASY TO USE: Indoor outdoor thermometer hygrometer has a 45°C folding stand and can be easily placed on a table top. There is a hanging hole on the back so you can also hang it on the wall. 5、WIDE APPLICATION: The electronic humidity temperature meter is suitable for many places such as indoors, offices, homes, nurseries, bathrooms, flower rooms, etc.