The Humminbird Helix MEGA SI+/DI+ Trollling Transducer w/ Temperature Sensor supports MEGA Imaging+/800kHz/455kHz and Dual Spectrum CHIRP 2D Sonar with a CHIRP range of 150-220kHz. Includes built-in temperature sensor, rugged composite design, trolling motor mounting hardware and 20’.
WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.