Features： 1、LARGE LCD SCREEN: Indoor hygrometer thermometer adopts large LCD screen, which is clear to view and easy to identify. 2、WITH SUCTION CUP: The thermometer has a suction cup, which is easy to install and use, can be placed on the desktop or pasted on the window or wall. 3、MULTI FUNCTION: The hygrometer thermometer supports the conversion of ℉ and ℃, and supports the recording of MAXIMUM and MINIMUM temperature and humidity. 4、HIGH ACCURACY: Indoor temperature humidity monitor adopts components, with high measurement accuracy and low error, can be used with confidence. 5、RELIABLE MATERIAL: Digital hygrometer is made of ABS material, with high strength, good toughness and durability. Specification： Item Type: Indoor Hygrometer Thermometer Material: ABS Temperature Range: -20℃ to +70℃ or -4℉ to +158℉ Humidity Range: 20-90% Accuracy: ±0.1℃ Working Voltage: 1.5V AAA battery x 1 (not included) Package List： 1 x Indoor Hygrometer Thermometer 1 x User Manual