Garmin part number 010-10192-01. Plastic, transom mount transducer with depth, temp and speed. Operating frequency of 200 and 50 kHz. Beamwidth of 14 degrees at 200 kHz, 45 degrees at 50 kHz. Transducer kit comes with installation instructions.
Works With: Map230, Map235, Map188, Map238, Map185, FishFinder Blue 100, FishFinder Blue 160, FishFinder Blue 240
