Garmin GT8HW-TM Plastic, TM or Trolling Motor Transducer, High Wide CHIRP - 150-240kHz, 250W, 8-Pin [010-12401-00]GT8HW TM Plastic, TM or Trolling Motor Transducer, High Wide CHIRP 150 240kHz, 250W, 8 Pin GT8HW TM transducer is perfect for shallow water fishermen who want clear bottom definition under the boat as well as crisp, clear and wide fish arches with excellent target separation. The wider beam width up to 24 degree beam angle provides a larger coverage area in the water. The 8 pin transducer features high wide band CHIRP traditional sonar (150 240 kHz)