Kitchenware: Digital Thermometer-Hygrometer

I keep one of these on the side of the refrigerator and one on the side of the oven in the kitchen. I can know the temp and humidity in the environment and it does make a difference.

Product information:

Type: Electronic Thermometer
Size: φ60×H16mm (mm)
Weight: 75 (kg)
material: Plastic
Temperature measurement range: -10℃~60℃(℃)
Humidity measurement range: 20～99% (RH)
Temperature measurement accuracy: ±1 (℃)
Humidity measurement accuracy: ±5% (RH)
Use battery: CR2032

Includes:
1 Thermometer/Hygrometer