ACCURATE TEMPERATURE & HUMIDITY MONITORING – Stay on top of your indoor and outdoor climate with the ECOWITT WN31 Wireless Thermometer & Hygrometer, featuring a built-in LCD display for real-time readings. The sensor transmits temperature and humidity data every 60 seconds for up-to-date accuracy.

MULTI-CHANNEL MONITORING FOR MULTIPLE LOCATIONS – Monitor up to 8 different areas simultaneously by pairing with additional WH31 sensors (sold separately). Perfect for tracking conditions in your bedroom, baby room, basement, garage, or greenhouse using customizable dip switch channel settings.

REMOTE APP MONITORING WITH ALERTS – Get full visibility and control from anywhere by connecting the sensor to an Ecowitt GW1100 Wi-Fi Gateway or compatible console (sold separately). Use the WS View Plus or Ecowitt App to access live data, view graphs, download history, and set custom email alerts via ecowitt.net.

LONG-RANGE WIRELESS TRANSMISSION – Enjoy strong, reliable performance with a 100m/328ft wireless range in open areas, ideal for both indoor and outdoor placement. For best outdoor accuracy, use with a solar radiation shield to protect the sensor from direct sunlight.

FLEXIBLE & USER-FRIENDLY DESIGN – Easily switch between °C and °F using dip switches to suit your preference. The clear LCD screen allows quick on-site viewing, while the robust build ensures consistent performance across various environments.