Aqara(r) WL-S02D Water Leak Sensor T1

• Triggers Aqara(R) hub alarm and push notifications - when water level reaches up to 0.019 in. (0.5 mm), sensor will trigger the hub to sound an alarm and send a notification to your phone; Aqara(R) hub required (sold separately); hub also required for HomeKit(R) technology;• Multi-ecosystem support - after binding it to an Aqara(R) hub (sold separately), sensor can be exposed to third-party platforms such as Apple(R) Home (featuring Critical Alerts); can be natively integrated with Samsung(R) SmartThings(R) and Yandex(R) Smart Home; also works with other HomeKit(R)-enabled accessories in Apple(R) Home app;• Designed to fit everywhere - can be placed anywhere according to your needs, guarding your home with its elegant design; can be easily extended by connecting any wires to the probe screws; dustproof and waterproof rating (IP67) and is guaranteed to work in humid and dusty environments;• Aqara(R) Home automations - can customize different scenes with our suite of smart home products; for example, after detecting a leak, the sensor will trigger the Aqara(R) Smart Plug to close the water valve instantly;• Up to 2-year battery life;• Includes user manual;