Description: Application: This kind of water leakage detector is suitable for kitchen, bathroom and other places, reminding you of the overflow water level to ensure your home security. Wireless: The leak overflow sensor works with WiFi technology, which can push messages to your smartphones, you can use it conveniently. Battery operated: This flood immersing alarm is powered by 2x AA batteries(not included), you can change the batteries easily after use, not easy to make trouble for you. Long-lasting: Made from ABS plastic material, this socking detection device can be used for a long time because it is durable and sturdy, not easy to be broken or cracked. Wide use: Suitable for home, office, kitchen, restaurant and other places, this wireless for alert is a good supply for smart home, making your life easier. Specification: Material: ABS. Color: show as pictures. Size: show as pictures. Wireless: WiFi 802.11 b/g/n 802.15.4. Work temperature: 0℃-40℃(32℉-104℉). Work humidity: 20%-85% RH. Storage humidity: 0%-90% RH. Battery: 2x AA batteries(not included). Note: Due to the light and screen difference, the item's color may be slightly different from the pictures. Please allow a slight deviation for the measurement data and make sure you do not mind before ordering. Package Includes: 1 Piece Water Leakage Detector.