WiFi Water Leak Detector 3 Pack, Smart Water Alarm with Leaks & Drips Detector, Smart Home Kit with Expandable Other Smart Sensors for Kitchen/Bathroom/Sink/Laundry/Flood, Adjustable Alarm & App Alert

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High Sensitivity: This water leak detector is equipped with 2 top sensor probes and 2 bottom sensor probes to detect water leaks and drips. When a water leak occurs, it will activate an alarm up to110dB.
Ready to Use: Download the app, connect the devices to the app via the 2.4 GHz Wi-Fi network (incompatible with 5 GHz). When a water leak is detected, the main unit alarm goes off and pushes the information to your cell phone so you can receive the alert quickly even if you are not at home; you can also share the device with your family so they can also check the status of the device anytime, anywhere.
Advanced Integrated Functions: Compared to other water alarm kit, our host can connect up to 30 wireless sensors with a frequency of 433MHz. If you need to add more devices, such as motion sensors/door sensors/ siren, etc., you can satisfy more of your usage requirements.
Customize Your Needs: In addition to adding more different types of devices, our APP also has more customizable features: including setting different alarm ringtones, alarm duration, delayed alarms, alarm volume, and other different features to choose from!
Wire-Free Design: No wiring or setup required. Only measuring 2.7″ (70 mm) in diameter, this water leak sensor is small and compact enough to fit anywhere and nicely blends into any home decoration; has a 6-year lifespan with 3-year replaceable batteries (included)