This project is an leakage alarm made of ABS material. It has a scientific design, convenient and practical, and can be easily installed in bathrooms, basements, kitchens and other places with potential water leakage risks. When the sensor detects water leakage or water overflow, it will push the water alarm notification to the smartphone application via the WIFI network so that you can take . This is a alarm device, it will be your good choice. Features -Color: White. -Material: ABS. -Size: About 7.20X4.55X1.40cm/2.83X1.79X0.55inch. -Working voltage: 3V. -Quiescent currernt: 30ampere. -Emission currernt: 35mA. -Working Environment：0 degree centigrade~50 degree centigrade. -Battery: 2 AAA batteries (not included). -Reasonable design, easy to install, easy to use, will be your good choice. -This is a very good safety alarm device, which is convenient for you to take better measures. -Intelligent sensing, and practical, can be transmitted to your mobile phone in real time to facilitate your understanding of information. -The product's high efficiency, practicality and low power consumption will bring you a good experience. -The battery is easy to replace, more convenient to use, and can serve you for a long time. Package list: 1 leakage sensor