This is a combination of and hygrometer for indoor use. A practical and useful device for home and office use. You will easily know the indoor temperature and humidity from this device. It also can be used as a gift to your friends, they will like it. Features - Color: white. - Material: plastic. - Size: 4.80X2.80X1.50cm/1.89X1.10X0.59in. - Air intake holes are designed on both sides to measure temperature and humidity according to the air. - Can stand on the desktop. Convex groove on the back. Convenient to open the battery - The screen display is clear, and the temperature and humidity changes can be clearly seen. - , you can also carry it anywhere you want. - Suitable for kitchen, garden, greenhouse, basement, baby room, office, etc. Specification - Temperature measurement range: -10~50 ( degree centigrade) - Humidity measurement range: 10~ (RH) - Temperature measurement accuracy: ±1 ( degree centigrade) - Temperature resolution: 0.1 ( degree centigrade) - Humidity measurement accuracy: ±5%RH (RH) - Humidity resolution: 1% (RH) - Temperature measurement error: ±1 ( degree centigrade) - Humidity measurement error: ±5% (RH) Package list: 1 x Digital Hygrometer