WHM5 Type Temperature and Humidity MeterDetailed product description：

The WHM5 temperature and humidity meter is a measuring instrument that uses bimetallic hairspring to measure the temperature of air and human hair as an sensing element to measure the relative humidity of air.
Suitable for measuring air temperature and relative humidity in warehouses, hospitals, scientific research, agriculture, laboratories, air conditioning rooms, and industrial and mining enterprises such as textiles, papermaking, and pharmaceuticals.

Characteristics
Multiple appearances to choose from, beautiful appearance, small size, light weight, sturdy and durable;  
Easy to carry, can be hung for use, and can also be placed horizontally for use;  
Mechanical structure, suitable for indoor use and particularly suitable for field testing.

Technical parameters
temperature
Measurement range: -20 ℃ to 40 ℃
Minimum division: 1 ℃
Maximum allowable error: ± 1.5 ℃ (-20 ℃~0 ℃)
±1℃（0℃～40℃）
humidity
Measurement range: 30% RH to 100% RH
Minimum division: 1% RH
Maximum allowable error: ± 5% RH
Dimensions: φ 122mm × 37mm
Weight: 0.3kg