Raritan TankAssure Tank Monitoring Sensor Kit (Sensor Kit Only)TankAssure Tank Monitoring Sensor Kit (Sensor Kit Only) Introducing the Raritan TankAssure a game changing tank monitoring system that raises standards for marine vessels. Its easy to read display allows you to keep track of up to four tanks in one place making it an ultra reliable option. With its user friendly interface and streamlined design this is truly next level technology. Make sure a vessel has what it needs with the Raritan TankAssures