Shelly

Leakage/rain sensor + temperature

SKU: SHELLY-FLOOD
29.90 €
In stock
Delivery: 1-3 Days

Leakage or rain sensor with an alarm that also measures the temperature. Can be used to detect leaks in appliances such as washing machines, dishwashers, or to retract the awning in case of rain.

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Sensor that detects leaks or rain and measures temperature. The sensor has 3 sensors at the bottom that detect water. When used as a leak sensor, the device sounds an alarm in addition to sending a message to the app or control unit.

Suggested areas of use:
Leakage under the sink
Leakage under the washing machine or dishwasher
Retract awning or close windows in case of rain
Retrieve robot lawnmower in case of rain
Leakage in bathroom or basement
Leakage in boat or caravan


Open API allows integration with other systems. It supports MQTT and HTTP REST calls and works well with, for example, Home Assistant and Homey. Simple and sleek application for Android and iOS. Can also be controlled locally directly from the web browser. Support for both Alexa and Google Assistant, Google Home, and Google Home Mini.


Battery not included, but can be purchased here.

    • Battery: CR123A – 3V (batteries not included)
    • Battery Life: Up to 18 months
    • Temperature: -40 ~ 60°C
    • Scheduling (time or astro)
    • Shelly Cloud (optional) for controlling and monitoring the device from anywhere in the world
    • Plug and play, easy to install
    • No gateway required, connects directly via WiFi
    • Compatible with Home Assistant, Tellstick (vid), or Homey, etc.
    • Mobile App: Android and iOS
    • Google Home support
    • Alexa support
    • CE marked
    • Radio Power: 1mW
    • Wireless/WiFi protocol: 802.11 b/g/n
    • Radio Frequency: 2400 – 2500 MHz
    • Range: up to 50 m outdoors and 30 m indoors
    • Power consumption: < 1 W
    • Built-in web server
    • Microcontroller: ESP8266 - Arduino compatible
    • MQTT client, perfect for integration with controllers
    • HTTP and UDP, control and read status
    • CoAP, IoT protocol
    • mDNS advertising
    • SNTP for time synchronization
    • Mongoose-OS
    • Dimensions: 70 x 19 mm
    Radio technology: WiFi
    Talks to Homey: Yes