Bellstone Whirling Sling Psychrometer Hygrometer Thermometer Type Centigrade
Features:
- Sling Psychrometer 0 ~ 50 Celsius. Obtain fast and accurate humidity readings anywhere by comparing the reading of the wet and dry bulb thermometers on the enclosed humidity chart
- Eliminates the hazard of splattering mercury by using a safe and easy to read red liquid
- Obtain fast and accurate humidity reading