2-in-1 Function This instrument has the function of water leak detection and water level detection. The default is the water leak alarm mode, and the two functions are easy to switch between, allowing this water alarm to meet your needs for different usage scenarios. APP Remote Monitoring This Wi-Fi water sensor can be connected to your mobile phone via Wi-Fi (2.4G only). You can monitor the water safety of your home at any time when you are away. If a water leak is detected, you will receive an alert through the app to help reduce the risk of damage. Multiple Settings This overflow alarm offers multiple functions. Supports scheduled arming and disarming, allowing you to set specific monitoring periods. Alarm duration can be set from 1 to 180 seconds. Alarm volume is adjustable from 0 to 100 dB. Easy Installation The water leak sensor is powered by 2 AAA batteries. Use the included double-sided tape to securely install the Wi-Fi water leak detector in desired locations. No wires, extra equipment, or hubs are required. Versatile Usage This water leak detection system includes an 80 cm detection cable. Ideal for use in homes, warehouses, basements, and for continuous monitoring around sinks, water heaters, plumbing, and filtration units. Can also be used in swimming pools, bathtubs, and fish tanks for water level monitoring. Working voltage: DC3V Standby current: 180uA Alarm current: 70mA Alarm sound: 100dB (within 50cm) Battery: 2*LR03 AAA (Not included) Wi-Fi: 2.4G