Guardian Thermometer PRO, Hygrometer

–20 ~ 70°C (–4 ~ 158°F) 0 ~ 95%rH

Traceable Humidity/Temperature Pen

+32°F ~ +122°F (0°C ~ +50°C)

Fridge/Freezer Alarm Thermometer

-22°F ~ 158°F ( -30°C ~ 70°C )

Handheld Humidity/Temperature Meter

-4°F ~ +140°F ( -20°C ~ +60°C )

Pocket Hygro./Dew-Point/Thermometer

-4°F ~ +122°F (-20°C ~ +50°C)

Thermometer / Clock / Humidity

32°F ~ 122°F (0°C ~ 50°C)

Printing Hygrometer Thermometer

-4° ~ 140°F Rh: 10 ~ 95%

Memory Hygrometer & Thermometer

0°F ~ 199.9°F (-18.0°C ~ 93.0°C)