flume water monitor: smart home water monitoring to detect leaks & track water usage in real time. compatible with alexa. flume the flume smart water monitor provides homeowners and renters with real-time water usage and leak detection right on their smartphone. get notified of leaks, set up budgets and stop excessive usage by seeing when and where your water is being used. no longer do you have to worry about a surprise water bill or damage being cause by small leaks or burst pipes. the flume water sensor easily straps around your existing water meter (both indoor and outdoor meters) without having to cut any pipes. the sensor is waterproof, battery powered (up to a 2 year battery life) and communicates up to 1000 feet with the "bridge", which is located in your house and connected to your wifi network.