Mengshen Digital Psychrometer - Handheld Backlight Temperature Humidity Meter Gauge with Dew Point and Wet Bulb Temperature - Battery Included, M350

$12.99

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)

$21.13

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

$28.99

APOMONO WT83 Temperature Humidity Meter, High Precision Thermometer Hygrometer with Ambient Dew Point Wet Bulb Temperature Indoor Outdoor, Max/Min Data Hold, 1000 Sets Data Log, Batteries Included

$36.99

Geevon Digital Hygrometer, 3 Pack Indoor Thermometer Room Temperature Humidity Gauge with Battery,Digital Temperature Humidity Meter Indicator for Home, Office, Greenhouse, Mini Hygrometer,Black

$89.99

Mini Digital Thermometer 2-Pack Hygrometer Indoor Humidity Monitor Temperature Humidity Gauge Meter with Fahrenheit (℉) for Humidors, Greenhouse, Garden, Cellar, Closet, Fridge Etc by DWEPTU

$18.99

MESTEK Temperature Humidity Meter - Handheld Thermometer Hygrometer with Ambient, Dew Point, Wet Bulb, High Precision Wet Bulb Thermometer, Dual Display Temperature & Humidity with LCD Backlight

$19.99

VIVOSUN Indoor Outdoor Thermometer Wireless Digital Hygrometer Temperature and Humidity Monitor with Touchscreen LCD Backlight, 200ft/60m Range, Battery Included

$19.43

MESTEK Temperature Humidity Meter - High Precision Thermometer Hygrometer with Ambient, Dew Point, Wet Bulb Temperature for Indoor Outdoor, Dual Display Temperature & Humidity with LCD Backlight

$18.49

EEEkit Mini Hygrometer Thermometer, Digital LCD Monitor Indoor Outdoor Humidity Meter Gauge for Humidifiers Dehumidifiers Greenhouse Basement Babyroom, Black Round, Measure in Fahrenheit/Celsius

$15.99

Saysurey 2 Pack Round Digital Hygrometer with Humidity and Temperature Readings High Precision Box LCD Display Monitor Thermometer Humidity Meter for Instrument

$61.56

EEEKit Mini Hygrometer Thermometer Digital LCD Monitor Indoor Outdoor Humidity Meter Gauge for Humidifiers Dehumidifier Greenhouse Basement Babyroom, Black Round, Measure in Fahrenheit/Celsius, 3 Pack

$24.99

Govee Temperature Humidity Monitor 2-Pack, Indoor Room Thermometer Hygrometer with App Alert, Mini Bluetooth Digital Thermometer Humidity Sensor with Data Storage for Home Greenhouse Cellar

$69.99

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

$24.99

GoveeLife E-Ink Bluetooth Thermometer Hygrometer, Smart Digital Indoor Wireless Temperature Humidity Sensor with Alert, Free Data Storage Export, for Home Room Greenhouse Wall, 2 Pcak (with Battery)

$16.67

JEDEW 2-Pack Mini Hygrometer Thermometer Digital LCD Monitor Indoor/Outdoor Humidity Meter Gauge Temperature for Humidifiers Dehumidifiers Greenhouse Reptile Humidor Fahrenheit(℉)/ Celsius(℃)

$5.98

Indoor Thermometer Outdoor Hygrometer Wireless, Temperature Humidity Monitor Battery Powered Inside Outside Thermometers with 330ft Range Remote Sensor(Blue)

$9.99

Meggsi 2 Pack Mini Digital Hygrometer Gauge Indoor Thermometer, LCD Monitor Temperature Outdoor Humidity Meter for Greenhouse Jars Incubators Guitar Case, Fahrenheit (℉) or Celsius(℃)

$6.95

Xikar PuroTemp Round Digital Hygrometer - Sleek Brushed Aluminum Design for Cigar Humidors - Accurate Temperature & Humidity Monitoring, 10 Second Refresh Rate, Pre-Calibrated, Battery Included

$16.14

DOQAUS Digital Hygrometer Indoor Thermometer for Home, Room Thermometer with 3s Fast Refresh & Max Min Records, Temperature Humidity Monitor Meter with Touch LCD Backlight, USB Rechargeable

$25.99

Homedics HM100 Indoor Humidity Monitor, Easy-Read Hygrometer to Monitor Indoor Air Comfort, Fahrenheit and Celsius, Battery-Operated Room Thermometer for Home

$17.99

Zoo Med Labs Digital Thermometer Humidity Gauge, Single (TH-31)

$6.99

Monitor Digital Indoor Hygrometer with LCD Display Temperature Gauge Humidity Meter for Home or Greenhouse (Black+White, 4 Pack)

$73.08

Mini Hygrometer Thermometer 2PCS Mini Digital Humidity Gauge, AikTryee Hygrometer Indoor Humidity Monitor Temperature Humidity Gauge Meter for Humidors Greenhouse Garden Cellar Closet Etc

$9.99

GoveeLife Hygrometer Thermometer H5104, Bluetooth Room Temperature Monitor with APP Alert and 2 Years Date Storage Export, Remote LCD Digital Hygrometer Indoor Humidity Meter, Greenhouse, Humidor, RV

$16.31

6 Pieces Humidity Gauge Humidity Meter Indoor Outdoor Thermometer Hight Accurate Temperature and Humidity Monitor with LCD Display Fahrenheit Degrees Fahrenheit for Home, Greenhouse, Cellar, Office

$24.95

2 Pack Hygrometer Thermometer Mini Digital LCD Monitor Indoor/Outdoor Humidity Meter Gauge Temperature for Humidifiers Dehumidifiers Greenhouse Reptile Humidor Fahrenheit/Celsius(℉/℃) by QPEUIM

$189.99

Indoor Hygrometer Thermometers 3 Pack Humidity Meters Gauge Mini Digital Thermometer Hygrometer with Fahrenheit (℉) for Humidors, Refrigerator, Greenhouse, Garden, Cellar, Closet

$9.99

6 Pack Mini Small Digital Hygrometer Thermometer Indoor Temperature and Humidity Meter Gauge with Temp Humidity Sensor Monitor Fahrenheit (℉) for Jars,Home,Room

$23.59

SunGrow Reptile Digital Thermometer, Waterproof Sensor Probe Monitors Temperature Accurately, Includes Replaceable Batteries, Easy to Read Display

$6.7

General Tools Moisture Meter MMD950 - Humidity Sensor - Pin Type / Pinless Device - Spherical Sensor

$59.99

General Tools Digital Moisture Meter MMD7NP - Humidity Sensor- Pinless and Non-Invasive

$14.98

Indoor Outdoor Thermometer Wireless, 4.5 Inch Display Digital Hygrometer Thermometer Temperature Humidity Monitor with 330ft Range Sensor and Adjustable Backlight

$39.99

UEi DTH35 Digital HVAC Psychrometer Thermo-Hygrometer, Portable Relative Humidity Meter, Handheld Electronic in-Duct Thermometer, Measures Wet Bulb Dry Bulb Dew Point Temperature Humidity

$239.9

Extech 45158 Mini Waterproof Thermo Anemometer and Humidity Meter

$50.59

(UPGRADED) AMIR Refrigerator Thermometer, Wireless Indoor Outdoor Freezer Thermometer, Sensor Temperature Monitor with Audible Alarm Temperature Gauge for Kitchen, Freezer, Home (Battery not Included)

$9.97

12 Pack Pgzsy Mini Small Digital Electronic Temperature Humidity Meters Gauge Indoor Thermometer Hygrometer LCD Display Fahrenheit (℉) for Humidors, Greenhouse, Garden

$49.99

Indoor Outdoor Thermometer Hygrometer Wireless Weather Station, Temperature Humidity Monitor Battery Powered Inside Outside Thermometers with 330ft Range Remote Sensor and Backlight Display

$49.98

DOQAUS Digital Hygrometer Indoor Thermometer Humidity Meter Room Thermometer with 5s Fast Refresh Accurate Temperature Humidity Monitor for Home, Bedroom, Baby Room, Office, Greenhouse, Cellar (Black)

$9.99

General Tools MMH800 Pin/Pinless Moisture Meter w/Temp and Humidity

$12.95

Freshliance USB Temperature Humidity Data Logger, Reuseable Temperature Humidity Recorder with PDF or CSV Report, Digital Refrigerator Thermometer Hygrometer for 35000 Points High Accuracy, TagPlus-TH

$65.99

ThermoPro TP55 Digital Hygrometer Indoor Thermometer Humidity Gauge with Large Touchscreen and Backlight Temperature Humidity Monitor

$26.99

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

$54.99

SwitchBot IP65 Indoor Outdoor Hygrometer Thermometer Wireless, 394ft Bluetooth Range, Refrigerator Thermometer, Dewpoint/VPD/Absolute Humidity Sensor, Free Data Storage Export, 2 Years Battery Life

$69.99

Indoor Thermometer Digital Hygrometer 3 Pack – Room Thermometer and Humidity Gauge – LCD Hygrometer Thermometer with Max and Min Records(White)

$7.43

Extech 445580 Humidity and Temperature Pen Sized Meter with Pocket Clip

$28.99

ThermoPro TP357 Digital Hygrometer Indoor Thermometer of 260FT, Bluetooth Humidity Meter with Smart App, Room Humidity Gauge with Humidity Sensor, 2-Year Data Storage and Export

$8.99

ThermoPro TP49 3 Pieces Digital Hygrometer Indoor Thermometer Humidity Meter Mini Hygrometer Thermometer with Temperature and Humidity Monitor Room Thermometer

$11.94

GoveeLife Wi-Fi Gateway Thermometer Hygrometer H5107, Outdoor Indoor Wireless Temperature Humidity Sensor Monitor with Remote APP Notification Alert, 1312ft/400m Monitoring Range, 1 Pack

$28.99

4-Pack Mini Digital Temperature Humidity Meters Gauge Indoor Thermometer Hygrometer LCD Display Fahrenheit (℉) for Reptile Tank,Jars,Guitar Case,Greenhouse, Garden, Cellar, Fridge, Closet

$19.98

Airthings 2930 Wave Plus - Radon & Air Quality Monitor, Battery Powered (CO2, VOC, Humidity, Temp, Pressure)

$39.99

Light Meter Digital Illuminance Meter Handheld Ambient Temperature Measurer, Range up to 200,000 Lux, Luxmeter with 4 Digit Color LCD Screen

$8.99

Goabroa Mini Hygrometer Thermometer Digital Indoor Humidity Gauge Monitor with Temperature Meter Sensor Fahrenheit (℉)

$11.79

ThermoPro TP50 3 Pieces Digital Hygrometer Indoor Thermometer Room Thermometer and Humidity Gauge with Temperature Humidity Monitor

$9.99

Hornady Digital Hygrometer, 95909 - Indoor Temperature and Humidity Monitor with Touchscreen LCD Display - Ideal Room Thermometer Hygrometer for Gun Safes & Cabinets, Closets, Workbench & More

$15.99

Hanna Instruments HI 9813-6N Waterproof pH/EC/TDS Temperature Meter Clean and Calibration Check for Growers, 0 to 50 Degree C, 9V Battery

$229

Fluke 971 Temperature Humidity Meter

$54.99

Protmex PT6508 Temperature Humidity Meter, Digital Thermometer Hygrometer Monitor with Ambient, Dew Point, Wet Bulb for Indoor/Outdoor MIN, MAX, Data Hold, LCD Backlight

$25.99

Digital Cooking Candy Liquid Thermometer with Stainless Steel Pot Clip, Quick Read, Battery Included

$15.49

Mini Digital Temperature Humidity Meters Gauge with Probe Gauge LCD Fahrenheit Display Thermometer Hygrometer for Incubator Reptile Plant Tank Greenhouse Jars Garden Cellar(Black, 3 Pieces)

$8.99