This high quality, indoor hygrometer measures relative humidity from 20~95% with an accuracy of +/- 5% RH. Temperature is measurable from 32° to 122°F. (0 to 50°C). Minimum and maximum humidity & temperature levels for the previous 24 hours are also displayed. Display units (C/F) are easily changed with a simply touch key on the display screen. Detection is done every 15 seconds.
Body is high-quality, blue-colored plastic.
The Hygrometer can be mounted using its two magnets to any ferrous surface, or by keyhole hook. The battery cover can also act as a flip stand.
Requires 2 'AAA' batteries, not included.
Size: 3.5" Diameter x 1" thick.
Measure relative humidity with this simple sling psychrometer. Consists of wet and dry bulbs and Celsius thermometers that rotate on a plastic handle.
Graduated in Celsius -20° to +50° (1°C) and Fahrenheit 0° to +120° (2°F). Includes humidity table in C and F. Dimensions: 10" x 3" x 0.5".