Humminbird HELIX 7/8 MEGA SI/DI CHIRP Trolling Motor Transducer XTM9HWMSI150T
For more information go to P65Warnings.ca.gov. Includes built-in temperature sensor, rugged composite design and 20’ cable. Dual Spectrum CHIRP Frequencies: Full: 150-220 kHz, Narrow: 180-240 kHz, Wide: 140-200 kHz.