4.9" LCD Wi-Fi Weather Sensor with CO Detector & Multi-Channel Temp/Humidity Sensor by ecowitt
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Product details
| Management number | 214416794 | Release Date | 2026/04/12 | List Price | US$36.00 | Model Number | 214416794 | ||
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| Category | |||||||||
The WN1821 IoT Wi-Fi Weather Sensor, featuring a 4.9-inch LCD display with integrated CO₂ detector and WN31(WH31) multi-channel temperature/humidity sensor, is a high-resolution IoT weather station equipped with a 4.9-inch LCD display and built-in Wi-Fi gateway. It enables users to monitor time, temperature, humidity, and CO₂ levels. Compatible with various other sensors like WS90, WS69, WS68, WS80, WH40, WN31 (up to 8), WH51 (up to 8), WH41/WH43 (up to 4), WH45, WH57, WH55 (up to 4), WN34 S/L (up to 8), WN35 (up to 8), WFC01/AC1100 (up to 16), it connects via Wi-Fi and uploads data to weather servers (Wunderground, Weathercloud, WeatherObservationswebsite). This sensor offers indoor weather monitoring, including CO₂ detection, with a capacity of up to 40000 ppm.
- Indoor Weather Monitoring with CO₂ Detection: Keep track of your indoor climate with built-in CO₂ detection
- 4.9" LCD Display & Integrated Wi-Fi Gateway: View and control your weather data on the 4.9" LCD display with built-in Wi-Fi connectivity
- Multi-Functional Display: Monitor time, temperature, humidity, barometric pressure, and CO₂ PPM levels all on one screen
- Sensor Compatibility: Compatible with a wide range of sensors, including WS90, WS69, WS68, WS80, WH40, WN31 (up to 8), WH51 (up to 8), WH41/WH43 (up to 4), WH45, WH57, WH55 (up to 4), WN34 S/L (up to 8), WN35 (up to 8), and WFC01/AC1100 (up to 16)
- Wi-Fi Data Transmission: Connect to Wi-Fi and upload data to weather servers like Wunderground, Weathercloud, and WeatherObservationswebsite
- Power Supply & Adaptive Brightness: Powered by DC, with support for background light brightness adjustment
| Shape | Rectangular |
|---|---|
| Brand Name | ECOWITT |
| Finish Type | glossy |
| Manufacturer | ecowitt |
| Power Source | DC Adapter With Battery Backup |
| Included Components | WN31 Sensor, WN1821 Display, USB to DC 5V Power Cable |
| Warranty Description | Standard manufacturer's warranty |
| Connectivity Technology | eingebautem Wi-Fi-Gateway |
| Specific Uses For Product | Humidity, Pressure, Temperature, Time |
| Recommended Uses For Product | Humidity, Pressure, Temperature |
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Weather Monitors
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