Device identification
Device type: 7-in-1 Wireless haptic sensor array
Device model: WS90
Main features
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7-in-1 wireless haptic sensor array
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Ultrasonic wind monitoring, haptic rain detection, temperature and humidity tracking, UV, and illuminance measurements
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Dual connectivity
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Bluetooth and Zigbee
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Sensors
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Temperature range -40 to +60 °C and humidity 0-99% RH
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Solid-state sensors with no moving parts
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Reports to multiple gateways at once
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Pressure trend alerts
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Adjustable sensor offsets
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Solar-powered with AA battery backup
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IPX5-rated housing
Connectivity
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Bluetooth
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Zigbee
User interface
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Light and UV sensor, LED indicator
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Haptic rainfall sensor
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Solar panel
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USB port (factory use only)
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Ultrasonic wind sensor
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Temperature and humidity sensor
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Mounting ring (for Ø25 mm / 1 inch poles)
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North direction alignment indicator
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Battery compartment
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Power supply (heating) cable
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Calibration button
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Reset button
Technical specifications
Technical
| Specification | Value |
|---|---|
| Size (H × Ø) | 208 × Ø93 mm / 8.19 × Ø3.66 inch |
| Weight | 459 g / 16.2 oz (without batteries), 507 g / 17.88 oz (with batteries) |
| Mounting | On a Ø25 mm / 1 inch pole |
| Shell material | Plastic |
| Shell color | White |
| Ambient working temperature | -40°C to 60°C / -40°F to 140°F |
| Humidity | 1 to 99% RH |
| Degree of protection | IPX5 |
| Power supply | • 2 × AA 1.5 V Lithium batteries (not included) |
| Estimated battery life | Up to 6 months with lithium batteries (depending on temperature, humidity, and network strength). |
| Bluetooth | |
| Protocol | Bluetooth 5 LE |
| RF band | 2402 – 2480 MHz |
| Max. RF power | < 20 dBm |
| Range | Up to 20 m / 66 ft indoors and 30 m / 100 ft outdoors (depends on local conditions) |
| Zigbee | |
| Protocols | 802.15.4 |
| RF bands | 2405 to 2480 MHz |
| Max. RF power | < 20 dBm |
| Range | Up to 100 m / 328 ft indoors and 300 m / 984 ft outdoors (depends on local conditions) |
Sensors
| Sensor | Details |
|---|---|
| Wind speed | Range: 0 m/s to 40 m/s |
| Wind gust | The max. wind speed in the past 28 seconds |
| Wind direction | Range: 0° to 359° |
| Temperature | Range: -40°C to 60°C / -40°F to 140°F |
| Humidity | Range: 1% RH to 99% RH |
| Barometric pressure | 300 hPa to 1100 hPa |
| Light | Range: 0 to 200 klx |
| UV index | Range: 1 to 15 |
| Rainfall | Range: 0 to 9999 mm |
Shelly Smart Control
Adding the device to Shelly Smart Control
Shelly Web user interface
Battery safety
CAUTION! Use lithium batteries. Using alkaline batteries in cold or wet conditions with the internal heater activated can cause overheating and leakage, resulting in damage to the Device. Do not use rechargeable NiMH or NiCd batteries, as they may not provide consistent power.
CAUTION! Do not mix old and new batteries, different brands or types of batteries.
CAUTION! Make sure the batteries are installed correctly according to polarity + and −.
WARNING! Do not attempt to charge non-rechargeable batteries. Charging non-rechargeable batteries can cause an explosion or fire, leading to serious injury or death.
CAUTION! Batteries can emit hazardous compounds or cause fire if not disposed of properly. Remove and immediately recycle or dispose of used batteries according to local regulations and keep away from children. Do NOT dispose of batteries in household trash or incinerate.
FAQ
Q: How often does the sensor measure and report weather conditions?
A: Weather readings are taken every 2 seconds, and data is reported every 9 seconds.
Q: Why does the top of the device have an inclined center?
A: The inclined central area is a design feature that reduces water droplet accumulation, helping to maintain accurate rainfall measurements.
Disposal and recycling
Do not dispose of the product in household waste. Recycle the product to prevent environmental and health damage and to promote resource conservation. Dispose of the product at an appropriate waste collection point at your own responsibility.
Resellers, from which the Device was purchased, are required to accept Waste Electrical and Electronic Equipment (WEEE) free of charge for proper disposal.
Some electronic products may store personal data. The user is responsible for deleting this data before disposing of the Device. For deletion, reset the device to its factory settings.
Printed user guide
Ecowitt WS90 user manual v2.1.pdf
Compliance
Ecowitt WS90 multilingual EU declaration of conformity.pdf
Manufacturer
Shenzhen Fine Offset Electronics Co., Ltd.
Address: 4F Block C Section A Mingzhu Jiujiu Industrial City Xihuan Rd, Baoan District,
Shenzhen, China
Tel.: +86 755 81449350812
E-mail: support@ecowitt.com
Importer
Shelly Europe Ltd.
Address: 51 Cherni Vrah Blvd., bldg. 3, fl. 2-3, Sofia 1407, Bulgaria,
Email: support@shelly.cloud
Website: https://www.shelly.com
