Wall Mount Thermohygrometer With Digital Thermometer WD-35700-00
 
Monitor both the humidity and temperature of office, laboratory, greenhouse, food storage or computer room. This thermohygrometer remains accurate and stable without maintenance or adjustments. Analog humidity display; 1/2"H LCD temperature display with F or C readout. Supplied with 1 x AA battery, corrosion-resistant plastic case, mounting bracket, and instructions.