Humidity

Temp/Humidity Meter Handheld temperature and humidity meter. Range -4 to 140F, 5 to 95% RH. Measures dew point & wet bulb. Min/Max/Avg data hold. Records up to 99 settings. Backlit Display. Low battery (4 AAA) indicator 971 FLUKE 971 971 FLUKE

Digital Psychrometer Relative Humidity and Temperature Meter. RH Range 0 to 100%. Temperature Range -4 to 140F. Min/Max/Data Hold functions. THWD-3 THWD3