HV - 300 0° through - hull plastic transducer for Raymarine Element HyperVision fishfinder HyperVision Probes uses very high frequencies (1.2 MHz) and CHIRP technology to bring a new level of precision to DownVision, SideVision and RealVision 3D images The 1.2 MHz HyperVision mode is optimized for super high resolution images. Upgrade to standard 350kHz CHIRP sonar for longer distances, high resolution images and a range of up to 180m Element HyperVision's state - of - the - art CHIRP sonar also works in the 200kHz high - frequency range to target fish and bottom track at high speeds and depths of 900ft (275m) Materials Plastic Max depth (meters) 3D: 91 / Bottom: 180 / Port: 91 / Starboard: 91 / Tapered: 275 Frequency (kHz) 1.2 MHz CHIRP / 350 kHz CHIRP / 200 kHz High CHIRP beam width 3D: 180° / Bottom: 60° / Conical: 25° Recordings Depth / temperature Hull materials Fiberglass / metal Cable length (meters) 6 Deadrise angles 0 - 25° Remarks Designed for deep v hull boats. Fairing block included. Cut according to the deadrise angle profile of your hull.