in 5 offers
The lowest price for Ecowitt WN31 Multi-Channel Temperature and Humidity Sensor wh31 right now is $15.74 at ecowittweather, compared across 4 retailers.
The all-time low was $14.79 on 4 June 2026 — today's price is 6% above the lowest ever. That's a little above the best price we've seen.
Prices last updated 19 Oct 2026.
Ecowitt WN31 Multi-Channel Temperature and Humidity Sensor wh31
Last updated at 19/10/2026 23:33:32
Ecowitt WN31 Wireless Multi-Channel Temperature and Humidity Sensor
Delivery $10.26
Ecowitt WN31(WH31) Thermometer Hygrometer Wireless 8-Channel Temperature Humidity Sensor with LCD
Delivery $9.52
Ecowitt Wn31 Wireless Multi-channel Thermometer And Hygrometer Sensor,
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
WN31 Wireless Multi-Channels Thermometer and Hygrometer Sensor, Temperature & Humidity Gauge with LCD Display, Dip Switches to Switch /(Not use as Out
Free delivery between 28 Oct – 3 Nov
| Wireless | Yes |
| With Humidity Sensor | Yes |
Ecowitt WN31 Wireless Multi-Channel Temperature and Humidity Sensor
Delivery $10.26
Ecowitt WN31(WH31) Thermometer Hygrometer Wireless 8-Channel Temperature Humidity Sensor with LCD
Delivery $9.52
Ecowitt Wn31 Wireless Multi-channel Thermometer And Hygrometer Sensor,
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
WN31 Wireless Multi-Channels Thermometer and Hygrometer Sensor, Temperature & Humidity Gauge with LCD Display, Dip Switches to Switch /(Not use as Out
Free delivery between 28 Oct – 3 Nov
| Wireless | Yes |
| With Humidity Sensor | Yes |
