SwitchBot WiFi Water Sensor 1m leak detector

Highlights

The SwitchBot WiFi Water Sensor is a compact smart leak detector that alerts you in real time when moisture is found, ideal for protecting basements, kitchens and utility areas. It connects directly to a 2.4GHz Wi‑Fi network so you receive app and email notifications without buying a hub, and the 1m sensing cable reaches into narrow spaces where drips and pooling often begin. This device is useful when you want immediate, remote awareness of leaks and minor spills.

Technical details

• Name: SwitchBot WiFi Water Sensor No Hub Required
• Type: Water leak detector
• Size: Compact housing with 1m sensing cable
• Connectivity: 2.4G Wi‑Fi and BLE
• Material: Fully sealed waterproof shell
• Colour: White
• Capacity: Up to 24 months battery life

Benefits

The sensor detects very low water levels thanks to four probes at the top and bottom, registering as little as 0.5mm of moisture according to the manufacturer, so small drips are caught before they become a problem. An adjustable 100dB alarm provides loud local warning, while the app sends remote notifications so you can act straight away. Battery status alerts help avoid surprises, and the IP67 rating means the unit tolerates humid locations without fuss. One limitation to note is that it requires a 2.4GHz Wi‑Fi network to send notifications, so it will not connect to 5GHz only networks.

How to use it

Place the sensor where leaks are likely to start, such as under sinks, behind washing machines, near water heaters or in basements. If you need to monitor wider or deeper areas use the 1m probe to reach into drains, tanks or the back of appliances. It’s a good fit if you want both audible local alarms and remote smartphone alerts, and it makes sense if you prefer a simple setup without an extra hub. For quieter locations you can mute the alarm from the device once you have addressed the leak, while still keeping app notifications enabled.