PM265LH (Low-High Frequency)Pocket/Keel Mount Depth & fast-response water-temperature sensor Low-CHIRPS from 42 kHz to 65 kHz 25deg to 16deg beamwidth High-CHIRPS from 130 kHz to 210 kHz 10deg to 6deg beamwidth 103 kHz of total bandwidth from one transducer Covers popular fishing frequencies of 50 and 200 kHz plus everything else in the bandwidth Fishing Profile: Commercial and recreational inshore and offshore fishing (deep-water canyon and sea-mount tracking) Bronze transducer housing Hull Type: Fiberglass only; ; CHIRP TECHNOLOGY 5 to 10 times greater detail and resolution 10 to 1,000 times more energy on targets Accuracy down to 3,000M (10,000') Precise separation between baitfish and game fish Superior performance in noisy environments Improved bottom tracking at high boat speeds; WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. - cis2:mm5mnJlm -Specifications: Temperature: Yes; Box Dimensions: 5"H x 8"W x 12"L WT: 11.3 lbs; Brochure (pdf)