Is the LevelSmart Sensor completely wireless? June 15, 2022 21:29 Updated Yes, the Sensor is 100% wireless and discrete to be out of sight and out of mind. Related articles What power does this unit require? Can I have multiple LevelSmarts within the same area? How does the Sensor communicate with the Valve Controller? How does the LevelSmart Sensor attach to my pool or spa? Can I use there LevelSmart with an negative edge pool?