General Tools Digital Psychrometer 8706

Mannix SAM700BAR Digital Weatherman - Digital Heat Index Monitor & Psychrometer

UEi PDT550 Pocket Sized Digital Thermometer NSF

Handheld Temperature and Humidity Meter with Dew Point and Wet Bulb Features

HOMEFISH Multifunctional 5in1 CO2 Meter Digital Temperature Humidity Tester

TASI TA622 Digital Thermometer Hygrometer ℃/℉ Temperature Humidity Meter Probe

Extech RH25 Heat Index Phychrometer

ERAY Temperature Humidity Gauge Meter Backlight Digital Psychrometer w/BATTERY