Remarks: An Akara distributor is required and sold separately. A 2.4 GHz secure Wi-Fi network connection is also required. The Akara Smart Home Central M2 or M1S can connect up to 128 devices (*requires a duplicator such as the Akara smart socket or smart lighting switch (with neutral connector) | Flood detection When the Akara water sensor detects water, it can send a warning to your phone and activate a local alarm on the Akara hub to prevent leaks and floods. Smart Home: Controls and powers devices connected to Akara when excess water is detected | Smart Home: Controls and powers devices connected to Akara when excess water is detected | Wireless and Sensor: No wires or screws needed. The ultra-compact design allows the sensor to be positioned wherever falls and leaks can occur, and the flood sensor is designed with sensitive leakage probes with a 0.5 mm water level threshold | Leading quality: Robust waterproof cover rated IP67 with a stainless outer coating