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Ecowitt WS90 - 7-in-1 weather station

Track wind, rain, temperature, humidity, UV, solar radiation, and pressure – all in one device. WS90 gives you precise, always-on weather insights to keep your home safer and more efficient.
*To use this device with the Shelly Smart Control app, a gateway is necessary. Compatible gateways are Shelly BLU Gateway, or any Shelly Plus, Pro, Gen3 or Gen4 device (excluding sensors).

KEY FEATURES

7-in-1 Wireless Haptic Sensor Array - Ultrasonic wind monitoring, haptic rain detection, temperature & humidity tracking, UV, and Illuminance measurements
Dual Connectivity - Bluetooth and Zigbee run simultaneously for effortless setup and reliable automations
High-Precision Sensors - Temperature range -40 to +60 °C and humidity 0-99% RH for dependable weather insights
Low-Maintenance Design - Solid-state sensors with no moving parts for long-lasting use
Always Connected - Reports to multiple gateways at once, using Shelly devices for Bluetooth and any compatible Zigbee hub for broader smart home integration
Pressure Trend Alerts - Know when the weather is likely to improve or worsen directly in the Shelly app
Your Weather, Visualized - Easy-to-read Shelly Smart Control app turns live data into clear insights
Tailored to Your Location - Adjust sensor offsets so readings reflect your unique surroundings
Solar-Powered with Backup - Solar operation with AA battery backup for continuous operation
Built for the Outdoors - IPX5-rated housing, stable even in harsh conditions

Measurement	Range	Accuracy	Resolution
Wind Speed	0 m/s to 40 m/s	<10 m/s ±1 m/s; ≥10 m/s ±10%	0.1 m/s
Wind Direction	0° to 359°	±15°	1°
Temperature	-40°C to 60°C	±1°C	0.1°C
Humidity	1% RH to 99% RH	±5%	1% RH
Light	0 klx to 200 klx	±25%	0.1 klx
UV Index	1 to 15	±2	1
Rainfall	0 mm to 9999 mm	<5 mm/h ±20%; 5–50 mm/h ±10%; >50 mm/h ±20%	0.1 mm
Barometric Pressure	300 to 1100 hPa	±1 hPa	0.1 hPa