Teyleten Robot DHT22 / AM2302 Digital Temperature Humidity Sensor Module for Arduino Replace SHT11 SHT15 (3pcs)

$8.99

HiLetgo 2pcs AHT21 I2C IIC High Precision Digital Temperature and Humidity Sensor Module DC 2.0-5.5V DHT11 AHT10 Upgraded Version for Arduino

$9.99

Govee WiFi Hygrometer Thermometer Sensor 3 Pack, Indoor Wireless Smart Temperature Humidity Monitor with Remote App Notification Alert, 2 Years Free Data Storage Export, for Home, Greenhouse

$49.99

Hoshizaki TB0041 Thermostat Kit

$407

Cylewet 10Pcs 100K Ohm NTC 3950 Thermistor, Temperture Sensor for 3D Printer (Pack of 10) CYT1064

$5.73

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

3 Pack KY-004 3pin Button Key Switch Sensor Module

$15.99

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

diymore 10K Temperature Sensor Probe 10K 2Meter Temperature Probe,3PCS Stainless Steel 3950 NTC Waterproof Temp Sensor Probe, Digital Temperature Transmitter Extension Cable

$11.9

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

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

Dakota Digital 1/8" NPT Universal Water Temperature Sensor 0-300F SEN-04-5

$15.99

NTC 100K Thermistor Sensor, 3x15, XH2.54 2Pin, Wiring 1.3m(51.18inch), Compatible with Spider Hotend (Pack of 2 Pcs)

$12.85

DROK 10K Temperature Sensor Probe, 5pcs 1 Meter Waterproof Temp Sensor Probe, Stainless Steel 3950 NTC Temp Sensor Probe, Digital Temperature Transmitter Extension Cable

$7.39

Gikfun DS18B20 Waterproof Digital Temperature Sensor with Adapter Module for Arduino (Pack of 3 Sets) EK1183

$7.99

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

AEDIKO W1209 DC 12V Digital Temperature Controller Board Blue Digital Display Thermostat -50-110°C Electronic Temperature Temp Control Module Switch with Waterproof Case (1-Pack)

$28.98

HiLetgo 2pcs W1209 with Case 12V DC Digital Temperature Controller Board Micro Digital Thermostat -50-110°C Electronic Temperature Temp Control Module Switch with 10A One-Channel Relay and Waterproof

$26.99

TWTADE 2 Pcs 3M 10K B3950 Thermistor Temperature Sensor,able to Support -25 to 125 Degree Celsius,Sensitive NTC Temperature Sensor Probeprobes has 5 * 25mm Stainless Steel housing NTC-3M-2P

$11.58

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 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

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

Govee WiFi Thermometer Hygrometer H5179, Smart Humidity Temperature Sensor with App Notification Alert, 2 Years Free Data Storage Export, Remote Monitor for Room Greenhouse Incubator Wine Cellar

$37.37

BOJACK TMP36 Temperature Sensors 3 Pin TMP36GZ High Precision Celsius Temperature Sensor (Pack of 5 Pcs)

$12.78

Nexia Home Intelligence TH100NX Wireless Temperature and Humidity Sensor, White

$36.99

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

Govee WiFi Thermometer Hygrometer H5103, Indoor Bluetooth Temperature Humidity Sensor with Electronic Ink Display, App Notification Alert, Free Data Storage Export, Digital Remote Monitor for Bedroom

$9.99

D-Link DCH-S1621KT Wi-Fi Water Leak Sensor and Alarm Starter Kit, Whole Home System with App Notification, AC Powered, No Hub Required (DCH-S1621KT), White

$27.99

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

$59.99

Govee WiFi Thermometer Hygrometer H5051, Bluetooth Indoor Temperature Humidity Monitor with App Notification Alert, Smart Humidity Sensor for Greenhouse Wine Cellar, 2 Years Free Data Storage Export

$8.99

General Tools MMD4E Digital Moisture Meter, Water Leak Detector, Moisture Tester, Pin Type, Backlit LCD Display With Audible and Visual High-Medium-Low Moisture Content Alerts, Grays

$41.97

KOKISO 10 PCS MF52D NTC Resistors, Thermistor 10K Ohm 3435B/100K Ohm 3950B Temperature Control Sensor 1% Accuracy for Temperature Measurement and Battery Protection

$24.02

Aqara Temperature and Humidity Sensor- 3 Pack, Requires AQARA HUB, Zigbee, for Smart Home Automation, Wireless Thermometer Hygrometer, Compatible with Apple HomeKit, Alexa, Works with IFTTT

$189.99

Digital LED Temperature Controller Module, XH-W3001 Thermostat Switch with Waterproof Probe, Programmable Heating Cooling Thermostat (12V 10A 120W)

$24.99

MOCREO Temperature Sensor with Waterproof External Probe, for Freezer with App Alert, Smart Thermometer, MOCREO Hub Required, Remote Temperature Monitor Gauge, for Refrigerator, Fish Tank

$8.89

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

KETOTEK Digital Temperature Controller AC110V 10A Fahrenheit Thermostat with 2m Waterproof Sensor 2 Relays Heating Cooling Incubator

$35.99

3 Pack KY-008 650nm 5V Laser Sensor Module With Demo Code

$22.99

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

HiLetgo 2pcs W1209 12V DC Digital Temperature Controller Board Micro Digital Thermostat -50-110°C Electronic Temperature Temp Control Module Switch with 10A One-Channel Relay and Waterproof

$19.79

HiLetgo 3pcs Digital Barometric Pressure Sensor Module Air Pressure Module Liquid Water Level Controller Board 0-40KPa 3.3V-5V

$7.38

Ubibot GS1-AETH1RS + TH30S-B Ethernet Thermometer Hygrometer, WiFi Temperature Humidity Sensor, Digital Temperature Data Logger, Free App Email Alert(2.4GHz WiFi & RJ45 Ethernet, no hub Required)

$99

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

$9.99

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

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

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

YCDC Digital LCD Temperature Humidity Hygrometer 1.5m Probe Cord, HTC-2 Big Display, More Accurate, Greenhouse Room Indoor Thermometer Monitor,Clock Beep, Fish Tank Temperature Controlling

$9.99

Mengshen® Digital Temperature and Humidity Meter - with Dew Point and Wet Bulb Temperature - Battery Included, M86

$29.99

2 Pieces -30-800 Degree Centigrade Digital Temperature Meter with 0.5 Meter K-Type Thermocouple Temperature Sensor and 2-Wires Reverse Polarity Protection with Red LED Display Black Case

$13.81

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

$9.99

GoveeLife Wi-Fi Gateway Thermometer Hygrometer H5107, Outdoor Indoor Wireless Temperature Humidity Sensor Monitor with Remote APP Notification Alert, 1312ft/400m Monitoring Range, IP 65 Waterproof

$12.99

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

Govee Bluetooth Hygrometer Thermometer, Wireless Thermometer, Mini Humidity Sensor with Notification Alert, Data Storage and Export, 262 Feet Connecting Range

$19.99

DKARDU NTC Resistors Thermistor, 10 PCS 10K Ohm 100K Ohm MF52B 3435 3950 Temperture Sensor 1% Accuracy Value High Sensitivity for Temperature Measurement

$11.37

AMI PARTS WR51X10055 Refrigerator Defrost Heater Kit,Temperature Sensor WR55X10025,High Limit Thermostat WR50X10068 Replacement for General Electric

$8.99

DOQAUS Digital Hygrometer Indoor Thermometer 3 Pack, Room Thermometer with 5s Fast Refresh, Accurate Humidity Meter Temperature Sensor for Home, Bedroom, Baby Room, Office, Greenhouse, Cellar (Black)

$34.99

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

$9.99

6 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

Kestrel Drop D3 Wireless Temperature, Humidity and Pressure Data Logger, Blue

$155

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