Humidifier Humidity Meters

2 Pack Mini Digital Hygrometer Thermometer Gauge, Indoor Outdoor Temperature Humidity Meter for Greenhouse Humidors Incubators Reptile Terrarium Jars, Fahrenheit (℉) or Celsius(℃) (4)

-13% $12.95

Protmex HT607 Temperature Humidity Meter High Precision Digital Hygrometer with Ambient, Relative Humidity, Dew Point, Wet Bulb Thermometer, Min/Max Hold, LCD Backlight with Cover Protector

-20% $23.99

2 Pack Mini Digital Hygrometer Thermometer Gauge, Indoor Outdoor Temperature Humidity Meter for Greenhouse Humidors Incubators Reptile Terrarium Jars, Fahrenheit (℉) or Celsius(℃) (2)

-11% $7.88

JEDEW 4 Pack Mini Digital Hygrometer Thermometer Gauge, Indoor Outdoor Temperature Humidity Meter for Humidifiers Greenhouse Reptile Plant Humidors, Large LCD Screen, Display in Fahrenheit (℉) (4)

$8.99

JEDEW 2 Pack Mini Digital Hygrometer Thermometer Gauge, Indoor Outdoor Temperature Humidity Meter for Humidifiers Greenhouse Reptile Plant Humidors, Large LCD Screen, Display in Fahrenheit (℉) (2)

$4.90

Digital Thermometer Indoor Hygrometer Room Temperature Monitor Humidity Gauge with Big Screen Stand Wall Hanging Magnet Greenhouse House Kitchen Car

$9.99

Protmex Digital Temperature Humidity Meter, Thermometer Hygrometer with Ambient Dew Point and Wet Bulb Temperature Indoor and Outdoor, Data Logger with Min/Max Hold, LCD Backlight, PT6508

$54.99

pp-Code WiFi Temperature and Humidity Sensor, Thermometer, Monitor From Anywhere, Email, SMS Alerts, Ideal for Server Room, Lab, Greenhouse, Pets

-26% $29.95

Preciva Digital Psychrometer Thermo-Hygrometer, LCD Mini Temperature and Humidity Meter with Dew Point and Wet Bulb Temperature Hygrometer for Industry, Agriculture, Meteorology (9V Battery Included)

-3% $24.99

Temperature and Humidity Controller Reptile Mushroom Greenhouse Thermostat Pre Wired Dual Controlled Outlets Heater Fridge Humidifier Dehumidifier

$29.99

Inkbird Wireless Thermometer Hygrometer Smart Sensor Data Logger with Waterproof External Probe Magnet for Food Storage Brewing Reptile Instrument Cigar IBS-TH1 (IBS-TH1 Plus+Aquarium Probe)

$35.99

Digital Temperature Humidity Meter, TA620A High Precision Thermometer Hygrometer with Relative Humidity, Ambient Dew Point and Wet Bulb Temperature, MIN Hold, 99 Data Storage

-34% $11.89

Extech HT30 Heat Stress WBGT Meter , black

-21% $134.00

Wintact Digital Temperature and Humidity Meter, Thermometer Hygrometer Monitor with Dew Point and Wet Bulb Temperature, Backlight, Max/Min Value, Data Hold, Store 1000 Group of Data for Indoor Outdoor

-20% $19.99

United Scientific Supplies SPCRKIT Sling Psychrometer

$12.59

Prestige Import Group Distinctive Watch Style Bezel & Case Thermometer Hygrometer for Humidity & Temperature Monitoring with Digital LCD Display Gauge - Gold

$19.82

Sling Psychrometer 20~120F | 736710 | 2 Pack

$243.94

Extech - EXTRH300 EXTECH RH300 - HUMIDITY METER with DEW POINT

$93.44

Amprobe THWD-3 Relative Humidity Temperature Meter

-9% $177.93

Vaisala HMW92 Relative Humidity/Temperature Transmitter, Wall-Mount

$461.75

Inkbird ITH-10 Digital Thermometer and Hygrometer Temperature Humidity Monitor Humidor Guitar Ukulele Mason Jar

$12.99

Digital Psychrometer Thermometer Hygrometer with Backlight, ERAY Temperature and Humidity Reader Meter Thermo-Hygrometer with Dew Point and Wet Bulb Temperature, 9V Battery Included

$25.99

Noyafa NF-563 Thermometer and Hygrometer，High Precision Digital Hygrometer，Features Ambient Temperature，Relative Humidity,max/min，Data Hold，LED Backlight，Suitable for Indoor，Outdoor，HVAC，Agriculture

-12% $21.98

General Tools PTH8708 Digital Temperature and Humidity Pen, Grey|Grey

-30% $39.99