MKR-US2-16 Lowrance 9-Pin TotalScan ADP for TI2 HDSUniversal Sonar 2 delivers advanced water temperature sensing for the best view of the waters below. Adapter connects your Lowrance Elite Ti2 and HDS fish finder with a Universal Sonar 2 transducer on your trolling motor. Shielded, IP68-rated waterproof connectors are metal tipped to prevent sonar interference. Features:Shielded, IP68-rated waterproof connectors are metal tipped to prevent sonar interference