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Humidity Controller IHC200 Humidistat for Mushroom Greenhouse | Pre Wired Outlet Dual Stage for Humidifier Dehumidifier Mushroom Greenhouse

Humidity Controller IHC200 Humidistat for Mushroom Greenhouse | Pre Wired Outlet Dual Stage for Humidifier Dehumidifier Mushroom Greenhouse

$76^.99

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Room Thermometer Indoor Hygrometer Digital Humidity Meter | Accurate Sensor, Fast Refresh, Big Digits, Easy to View, /, w/ AAA Battery, Compact for Home, Office, Pet, Plant

Room Thermometer Indoor Hygrometer Digital Humidity Meter | Accurate Sensor, Fast Refresh, Big Digits, Easy to View, /, w/ AAA Battery, Compact for Home, Office, Pet, Plant

$19^.99

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

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

$45^.99

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2.0 WiFi Hygrometer Thermometer with Gateway, Mini Sensor 3-Pack | Temperature and humidity monitor with APP alert, 2yr data & battery, indoor for wine cellar/bedroom/basement, 2.4G Wi-Fi only

2.0 WiFi Hygrometer Thermometer with Gateway, Mini Sensor 3-Pack | Temperature and humidity monitor with APP alert, 2yr data & battery, indoor for wine cellar/bedroom/basement, 2.4G Wi-Fi only

$85^.99

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Zigbee Temperature and Humidity Sensor 2 Pack, Digital LCD Display, ZigBee Hub Required, App Records, Remote Monitoring and Smart Home Automation, AAA Batteries Included

Zigbee Temperature and Humidity Sensor 2 Pack, Digital LCD Display, ZigBee Hub Required, App Records, Remote Monitoring and Smart Home Automation, AAA Batteries Included

$83^.99

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2 Pcs Plant Water Meter, Soil Moisture Meter for Indoor Outdoor Use | Battery-free, Instant Read Soil Water Level, Easy to Read & Use, Single-Probe, less hurts to plants roots

2 Pcs Plant Water Meter, Soil Moisture Meter for Indoor Outdoor Use | Battery-free, Instant Read Soil Water Level, Easy to Read & Use, Single-Probe, less hurts to plants roots

$26^.99

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Zigbee Temperature and Humidity Sensor with Digital LCD Display, ZigBee Hub Required, App Records, Remote Monitoring and Smart Home Automation, AAA Batteries Included

Zigbee Temperature and Humidity Sensor with Digital LCD Display, ZigBee Hub Required, App Records, Remote Monitoring and Smart Home Automation, AAA Batteries Included

$49^.99

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AJMRTC Soil Moisture Sensor Detection Module with Relay Control, Soil Humidity Detect Expansion Board for Microcontroller, Automatic Irrigation Controller for Arduino DIY Garden Agriculture Project

AJMRTC Soil Moisture Sensor Detection Module with Relay Control, Soil Humidity Detect Expansion Board for Microcontroller, Automatic Irrigation Controller for Arduino DIY Garden Agriculture Project

$15^.86

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AJMRTC DIY Plant Soil Moisture Sensor Module, CJMCU Soil Humidity Detector with Alarm Function, Soil Water Content Monitor for Arduino Garden Irrigation & Plant Care Project

AJMRTC DIY Plant Soil Moisture Sensor Module, CJMCU Soil Humidity Detector with Alarm Function, Soil Water Content Monitor for Arduino Garden Irrigation & Plant Care Project

$11^.79

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Zigbee Temperature Humidity Sensor, IP65 Thermometer Hygrometer | IP65 Smart Remote Monitoring, Hub Required, Compatible with Echo Devices with Zigbee 3.0 Hub Built-in, Home Assistant,Homey

Zigbee Temperature Humidity Sensor, IP65 Thermometer Hygrometer | IP65 Smart Remote Monitoring, Hub Required, Compatible with Echo Devices with Zigbee 3.0 Hub Built-in, Home Assistant,Homey

$28^.99

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Zigbee Temperature and Humidity Sensor, Wireless Thermometer for Home Automation, Remote Monitoring, Compatible with Hub/Gateway Devices with Zigbee Hub Built-in

Zigbee Temperature and Humidity Sensor, Wireless Thermometer for Home Automation, Remote Monitoring, Compatible with Hub/Gateway Devices with Zigbee Hub Built-in

$29^.99

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Smart Wi-Fi Temperature and Humidity Monitor, 3 Sensors & Base Station

Smart Wi-Fi Temperature and Humidity Monitor, 3 Sensors & Base Station

$85^.99

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Vszerda SHT31-D SHT31 Temperature Humidity Sensor Module 2.4V-5.5V I2C IIC for Arduino 3pcs

Vszerda SHT31-D SHT31 Temperature Humidity Sensor Module 2.4V-5.5V I2C IIC for Arduino 3pcs

Limited time offer, ends 10/14

$28^.99

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Digital Hygrometer Room Thermometer for Indoor Home Use, 3.08" Compact LCD Display, 15s Fast Refresh, 3-Color Comfort Indicator, High Accuracy Temperature Humidity Monitor

Digital Hygrometer Room Thermometer for Indoor Home Use, 3.08" Compact LCD Display, 15s Fast Refresh, 3-Color Comfort Indicator, High Accuracy Temperature Humidity Monitor

$24^.99

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4 Pack Room Thermometer Indoor Hygrometer Humidity Gauge Meter | W/ Battery, Accurate Sensor, Monitor Temperature & Humidity, Fast Read, Easy To View, Durable Kickstand, /, Small Size

4 Pack Room Thermometer Indoor Hygrometer Humidity Gauge Meter | W/ Battery, Accurate Sensor, Monitor Temperature & Humidity, Fast Read, Easy To View, Durable Kickstand, /, Small Size

$31^.99

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SC42 Professional Digital Hygrometer Indoor Room Thermometer | Humidity Gauge Pro Accuracy Calibration

SC42 Professional Digital Hygrometer Indoor Room Thermometer | Humidity Gauge Pro Accuracy Calibration

$38^.99

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Wireless Soil Moisture Meter for Plants,4 Sensors Included,Supports 12 Zone | TDR sensors track soil moisture, temperature and sunlight up to 230 ft; the indoor display gives custom low-water alerts.

Wireless Soil Moisture Meter for Plants,4 Sensors Included,Supports 12 Zone | TDR sensors track soil moisture, temperature and sunlight up to 230 ft; the indoor display gives custom low-water alerts.

$109^.99

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Vszerda SHT31-D SHT31 Temperature Humidity Sensor Module 2.4V-5.5V I2C IIC for Arduino 3pcs

Vszerda SHT31-D SHT31 Temperature Humidity Sensor Module 2.4V-5.5V I2C IIC for Arduino 3pcs

Limited time offer, ends 10/14

$28^.99

Free Shipping

Zigbee Indoor Temperature Humidity Sensor, SNZB-02D LCD Zigbee Thermometer Hygrometer, Works with Alexa & Google Home for Remote Monitoring and Home Automation, ZigBee 3.0 Hub Required, 1-Pack

Zigbee Indoor Temperature Humidity Sensor, SNZB-02D LCD Zigbee Thermometer Hygrometer, Works with Alexa & Google Home for Remote Monitoring and Home Automation, ZigBee 3.0 Hub Required, 1-Pack

$34^.99

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Leave in Soil Moisture Meter, Long Term in Soil Monitoring, Soil Temperature, Sunlight Level Indicator (Full Sun/Partial Sun/Partial Shade/Shade), Indoor Outdoor Garden

Leave in Soil Moisture Meter, Long Term in Soil Monitoring, Soil Temperature, Sunlight Level Indicator (Full Sun/Partial Sun/Partial Shade/Shade), Indoor Outdoor Garden

$67^.99

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Indoor Thermometer Humidity Meter with Backlight Solar Powered | Room Temperature Monitor with Max/Min Clear Record&Comfort Indicator Digital Hygrometer for Home Office, Battery Backup,1Pack

Indoor Thermometer Humidity Meter with Backlight Solar Powered | Room Temperature Monitor with Max/Min Clear Record&Comfort Indicator Digital Hygrometer for Home Office, Battery Backup,1Pack

$28^.99

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IP65 Indoor Outdoor Hygrometer Thermometer Wireless 3Packs, 394ft Bluetooth Range, Refrigerator Thermometer, Dewpoint/VPD/Absolute Humidity Sensor, 2-Year Battery Life, Free Data Storage

IP65 Indoor Outdoor Hygrometer Thermometer Wireless 3Packs, 394ft Bluetooth Range, Refrigerator Thermometer, Dewpoint/VPD/Absolute Humidity Sensor, 2-Year Battery Life, Free Data Storage

$61^.99

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Room Thermometer Indoor Hygrometer Humidity Meter Gauge Digital Temperature and Humidity Sensor Monitor for Home Office House Pets Plants - AAA Battery Included

Room Thermometer Indoor Hygrometer Humidity Meter Gauge Digital Temperature and Humidity Sensor Monitor for Home Office House Pets Plants - AAA Battery Included

$19^.99

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TEMPIQ Remote WiFi Temperature & Humidity Sensor - App Integration, Alerts, Helps Monitor 2nd Home, AirBnb, RV, Pets,Freezer and Server Room, Indoor & Outdoor Hygrometer & Thermometer

TEMPIQ Remote WiFi Temperature & Humidity Sensor - App Integration, Alerts, Helps Monitor 2nd Home, AirBnb, RV, Pets,Freezer and Server Room, Indoor & Outdoor Hygrometer & Thermometer

$104^.19

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Digital Indoor Thermometer for Room, Smart Temperature Humidity Monitor with Backlight, Comfort Indicator, Max/Min Record, Time, Calendar, Alarm, °c/°f Switch for Bedroom, School

Digital Indoor Thermometer for Room, Smart Temperature Humidity Monitor with Backlight, Comfort Indicator, Max/Min Record, Time, Calendar, Alarm, °c/°f Switch for Bedroom, School

$29^.99

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Solar Indoor Thermometer Hygrometer, Max/Min, Comfort Meter (3 Pack) | Solar & Battery Dual Power |No Setup or App Required |Clear Comfort Level Indicator |Flexible Desk or Wall Placement

Solar Indoor Thermometer Hygrometer, Max/Min, Comfort Meter (3 Pack) | Solar & Battery Dual Power |No Setup or App Required |Clear Comfort Level Indicator |Flexible Desk or Wall Placement

$51^.99

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Smart Thermometer Hygrometer, WiFi & Bluetooth Indoor Temperature Humidity Sensor with App Alert, Led Display, Free Data Storage Export, Digital Remote Monitor for Home & Bedroom

Smart Thermometer Hygrometer, WiFi & Bluetooth Indoor Temperature Humidity Sensor with App Alert, Led Display, Free Data Storage Export, Digital Remote Monitor for Home & Bedroom

$72^.99

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Hygrometer Thermometer Gauge Mini Digital, Monitor Indoor Outdoor Humidity Meter Temperature for Humidifiers Dehumidifiers Greenhouse Reptile Humidor White

Hygrometer Thermometer Gauge Mini Digital, Monitor Indoor Outdoor Humidity Meter Temperature for Humidifiers Dehumidifiers Greenhouse Reptile Humidor White

$25^.99

Free Shipping

Zigbee Temperature Humidity Sensor-3 Pack, IP65 Waterproof | Indoor Outdoor Thermometer Hygrometer, Hub Required, Home Automation, APP Remote Monitoring for Greenhouse & Wine Cellar

Zigbee Temperature Humidity Sensor-3 Pack, IP65 Waterproof | Indoor Outdoor Thermometer Hygrometer, Hub Required, Home Automation, APP Remote Monitoring for Greenhouse & Wine Cellar

$59^.99

Free Shipping

WiFi Thermometer Hygrometer, Indoor Temperature Humidity Sensor 1PCS | Smart Mini temp/humidity with App Alerts, Data Storage, Export, Compatible with Alexa for Home Baby Room Pet Greenhouse

WiFi Thermometer Hygrometer, Indoor Temperature Humidity Sensor 1PCS | Smart Mini temp/humidity with App Alerts, Data Storage, Export, Compatible with Alexa for Home Baby Room Pet Greenhouse

$33^.99

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Smart Digital Wireless Plant Moisture Meter Houseplant Indoor,WiFi Hub Needed,Capacitive Probe,Leave-in Soil Hygrometer Sensor,Real-time Monitor Humidity Tester Outdoor Gardening

Smart Digital Wireless Plant Moisture Meter Houseplant Indoor,WiFi Hub Needed,Capacitive Probe,Leave-in Soil Hygrometer Sensor,Real-time Monitor Humidity Tester Outdoor Gardening

$43^.99

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WiFi Thermometer Hygrometer, Digital Mini Sensor 3 Pack with Gateway | Temperature and Humidity Monitor, Room Thermometer Indoor, APP Remote Alerts, Humidity Meter for Greenhouse Basement Garage

WiFi Thermometer Hygrometer, Digital Mini Sensor 3 Pack with Gateway | Temperature and Humidity Monitor, Room Thermometer Indoor, APP Remote Alerts, Humidity Meter for Greenhouse Basement Garage

$109^.99

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Digital Hygrometer Indoor Thermometer, Humidity Monitor with Calibration | Digital Temperature & Humidity Gauge, Clear LCD Display with Clock, Comfort Indicator for Home, Office, Basement & Greenhouse

Digital Hygrometer Indoor Thermometer, Humidity Monitor with Calibration | Digital Temperature & Humidity Gauge, Clear LCD Display with Clock, Comfort Indicator for Home, Office, Basement & Greenhouse

$26^.99

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Hygrometer, Indoor Temperature Humidity Monitor for Nursery | Calibration, Max/Min, Comfort, Greenhouse, Guitar, Office, Mini, Digital, LCD, CR2450, Wall Mount, Compact

Hygrometer, Indoor Temperature Humidity Monitor for Nursery | Calibration, Max/Min, Comfort, Greenhouse, Guitar, Office, Mini, Digital, LCD, CR2450, Wall Mount, Compact

$28^.99

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HDFS3P1-W-L Humidity Sensor and Bath Fan Control Single Pole, White

HDFS3P1-W-L Humidity Sensor and Bath Fan Control Single Pole, White

Limited time offer, ends 10/02

$29^.24

Free Shipping

12V Soil Humidity Sensor Relay Control Module Soil Moisture Control System Automatic Watering

12V Soil Humidity Sensor Relay Control Module Soil Moisture Control System Automatic Watering

$34^.18

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