1
Indoor PM2.5 / PM10 / CO
2
/
Temperature / Humidity 5-In-1
Detection Sensor
Model: WH45
Contents
1. Introduction................................................................. 3
2. Unpacking ....................................................................4
3. Features........................................................................5
4. Sensor Set Up.............................................................. 7
5. Sensor Installation..................................................... 10
6. Wi-Fi Configure with Gateway .................................12
6.1 Pair with Gateway ............................................... 12
6.2 Wi-Fi Connection for the Gateway..................... 13
7. View Online Data on the web page (ecowitt.net) or
WS View Plus/ Ecowitt App.....................................13
8. Appendix................................................................... 15
9. Sensor Calibration..................................................... 18
10. Specification............................................................20
11. Warranty Information ..............................................23