Raritan Tank Sensor Module Kit f/Tank Monitor [15101]Tank Sensor Module Kit Raritan's Tank Sensor Module Kit is specifically for Raritan's Tank Monitor. Features: Designed to work with Raritan tank monitors Allows monitoring of additional tanks WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.