TP-Link Tapo T300 Smart Water Leak Sensor

The TP-Link Tapo T300 is a compact and reliable smart home water leak detector designed to give you peace of mind wherever you are. It instantly alerts you when moisture is detected — helping you catch leaks early and prevent costly water damage in your home.

With its slim, discreet design (84.5 × 46.5 × 30 mm) and lightweight build, the T300 fits easily under sinks, behind washing machines, or near water heaters. It runs on two included AAA batteries, so setup is quick and hassle-free — no wiring required.

The sensor works seamlessly within the Tapo smart home ecosystem, connecting with other Tapo devices and hubs for automated alerts and remote monitoring. Everything you need to get started is in the box: the sensor, batteries, and a quick setup guide.