Have peace of mind knowing exactly how full, or empty your tanks are with REDARC?s range of Tank Level Sensors. This 7.9" long tank level sensor has been specifically tested to be compatible for use with RedVision and TVMS Rogue Control and Distribution Module (TVMS1240). Once wired to the TVMS Rogue, the Water Tank Sensor can be configured via the REDARC Configurator App and monitor via the RedVision App and Display. Made from FDA approved materials, the Water Tank Sensors allow you to accurately measure and monitor tank fluid levels, providing essential information for your RV, van or camper trailer.