This device functions as both a water leak detector and a water level alarm. The default mode is leak detection, and switching between functions is simple, allowing it to suit different monitoring needs. It connects to your smartphone via a 2.4G WiFi network, enabling remote monitoring of your home's water safety. The associated app sends alerts in the event of a leak. Features include timed arming and disarming for scheduled monitoring, adjustable alarm duration from 1 to 180 seconds, and configurable alarm volume. Installation is straightforward, powered by 2 AAA batteries (not included) and secured with the provided double-sided tape. No wiring, extra equipment, or hubs are required. The sensor includes an 80cm detection cable. It is suitable for monitoring leaks near sinks, water heaters, plumbing, and filtration units in homes, warehouses, or basements. It can also monitor water levels in pools, bathtubs, and fish tanks. Specifications: Working Voltage: DC3V Standby Current: 180uA Alarm Current: 70mA Alarm Sound: 100dB (within 50cm) Battery: 2 x LR03 AAA (Not included) WiFi: 2.4G