ECOWITT WN31 Wireless Multi-Channels Thermometer and Hygrometer Sensor, Temperature & Humidity Gauge with LCD Display, Dip Switches to Switch ℃/℉(Not use as Outdoor temperautre and Humidity Sensor)

★★★★★ 4.4 33 reviews

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Management number 210738236 Release Date 2026/04/02 List Price $6.40 Model Number 210738236
Category
  • 【Wireless Multi-channel Thermometer Hygrometer】Ecowitt WN31(WH31) Thermometer & Hygrometer measures temperature & humidity and can view the current temperature and humidity on the LCD display. The data can be streamed by Ecowitt GW1100 Wi-Fi Gateway, HP2551, WH2680 and WN1900( These devices are all sold separately ) and can be viewed on our WS View Plus/ Ecowitt APP after the Wi-Fi configuration done.
  • 【Supports up to 8 channels】Ecowitt WN31(WH31) thermo-hygrometer gauge allows you to track temperature and humidity at up to 8 locations (additional sensors are sold separately). They can be placed at your living room/bedrooms/bathroom/basement/garage/guitar room/baby room and etc; each channel number can be customized on your practical requirements by dialing the dip switches.
  • 【Remote APP Monitoring & Email Alerts】If you want to view the multi-channel sensors' data on your mobile application, you need to pair this WH31 thermo-hygrometer sensor with Ecowitt GW1100 Wi-Fi Gateway, HP2551, WH2680, WN1900 console(These Devices are sold separately) after Wi-Fi configuration. Supports uploading the data to free Ecowitt Weather Server(ecowitt.net) to view all the data graph / download history records / set e-mail alerts for all the sensors on the website.
  • 【Easy to Use】2 pcs AA batteries(NOT included) powered. Dialing the 1st to 3rd dip switches to customize the channel number; while dialing the 4th dip switch to freely switch between ℃ and ℉. If you want to pair this device with GW1100 wi-fi gateway(sold separately), please refer to the GW1100 quick start to get the wi-fi configuration procedures.
  • 【What Are The Differences Between WN31 And WN32】: ①WN31 is 8-channel temp-hygrometer sensor, while WN32 is single channel sensor; ②WN31 is recommended to use indoors, like in storage rooms, freezers, etc, while the WN32 is used outdoor; ③WN31 could not provide "feels like" and "Dew Point" data, while WN32 could provide; ④WN31's data could be displayed on "Temp and Humidity CHX" module(X means number 1,2,3...8) of Ecowitt APP, while WN32's data could be displayed on "Outdoor" module of Ecowitt APP.
  • 【About the RF Frequency of Ecowitt's products】: This WN31(WH31) Thermometer & Hygrometer is 915 MHz and the products which are pairing with this device also need to be 915 MHz ( The frequency of products sold in US/CA is 915 MHz ; The European 868 MHz;The Australia 433 MHz. )
  • 【What Is The Difference Between WN31 And WH31】: Due to the version number adjustment, WH31 changes to WN31. They are the same products.
UPC 711639641228
Color 1X WH31 Multi Channel Temp & Humidity Sensor
Model WN31
Frequency 915 MHz
Brand Name ECOWITT
Style Name WN31
Unit Count 1 Count
Part Number FG-WH37BN-ECO1
Display Type LCD
Manufacturer ECOWITT
Power Source Battery Powered (Not Included)
Material Type Plastic
Sensor Technology Wireless
Additional Features 8 Channels, Temperature and Humidity
Included Components Instruction Manual
Number of Batteries 2 AA batteries required.
Temperature Accuracy ± 1°C
Are batteries included No
Connectivity Technology Wi-Fi, 915 MHz
Upper Temperature Range 140 Degrees Fahrenheit
Item Dimensions D x W x H 0.55"D x 4.84"W x 0.55"H
Specific Uses For Product Humidity, Temperature
Recommended Uses For Product Home
Temperature Reading Accuracy plus_minus_1_degree_celsius

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