Quick Summary
The ECOWITT WS3821 is a weather station with a WS90 outdoor sensor unit and a 7.5-inch wireless indoor colour LCD console. It is set up to show indoor and outdoor weather data, with WiFi connectivity, cloud upload support and alert settings for selected readings.
The outdoor sensor array includes a rainfall sensor, light and UV sensor, LED indicator, solar panel, ultrasonic wind speed sensor, temperature and humidity sensor, and a north alignment indicator. The console includes 8 buttons and supports backlight brightness adjustment.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Model | WS3821 weather station system, with WS90 outdoor sensor unit and 7.5-inch console. |
| Console size | 7.5-inch indoor colour LCD console for viewing live readings. |
| Outdoor sensor functions | Rainfall, light and UV, wind speed, temperature and humidity, plus wind direction alignment support. |
| Power | Console uses 3 AAA batteries or a DC adapter; batteries are not included. |
| Connectivity | WiFi connection with data upload to Ecowitt Cloud Service and custom websites. |
| Protection rating | IPX5 waterproof standard is stated for the outdoor unit. |
| Mounting | Fixed bolt mounting on a pole with a 1-inch diameter. |
What to Compare Before Buying
- Display and controls: The console has a 7.5-inch colour LCD screen and 8 buttons. Check that this layout suits how you want to view and manage readings.
- Outdoor sensing: The WS90 sensor unit measures weather-related values including rainfall, UV, wind speed, temperature and humidity. Compare these functions with the readings you want to monitor.
- Power for the console: The console can run from 3 AAA batteries or a DC adapter. Check which power option you plan to use.
- Mounting: The outdoor unit uses a fixed bolt for pole mounting on a 1-inch diameter pole. Confirm that this matches your installation point.
- Connectivity: WiFi upload and web viewing are included, so check that you want an internet-connected weather station rather than a display-only unit.
What Is Included
- WS3821 weather station system
- WS90 outdoor sensor unit
- 7.5-inch indoor wireless colour LCD console
Before You Decide
Confirm that you want the WS3821 system with the WS90 outdoor sensor and 7.5-inch console. Check the pole size, the console power option and the WiFi-based data features before choosing an offer. If you need the console powered by batteries, remember that 3 AAA batteries are not included.
