Digital Thermo-hygrometer Blue CR-1100B 1 piece

This thermometer and hygrometer has a large, easy-to-read display that allows you to monitor the comfortable temperature and humidity levels in your room. For temperature and humidity control in homes, offices, hospitals, kitchens, schools, factories, vegetable greenhouses, etc. This is a simple thermometer and hygrometer that digitally displays temperature in 0.1 degree increments and humidity in 1 percent increments. The maximum and minimum temperature and humidity can be automatically stored in the memory. If the temperature is between 18 and 28 degrees, and the humidity is between 45 and 64 percent, a smiley face will appear on the left side of the screen, and if it is outside of that range, an uncomfortable face will appear. Body size: 86 x 81 x 17 mm Product weight: 77g LCD size: 62 x 40 mm Measurement range: (Temperature) -9.9 to 50.0 degrees C, (Humidity) 20 to 95 percent Display resolution: Temperature 0.1 degrees C, humidity 1%Rh Power supply/battery life: 1 x AAA battery, approx. 1 year (alkaline battery) Accessories: 1 AAA battery (for checking operation).