HawkEye® DepthTrax® 1H Handheld Depth Finder. Capable of generating immediate and precise depth measurements up to 300 feet, even through boat hulls and ice. Automatically pinpoints and intensifies bottom echoes, enhancing the accuracy of depth measurements. Automatically adjusts range and sensitivity, eliminating the need to manually make performance adjustments. Provides water temperature measurements accurate to the nearest tenth of a degree and ambient air temperature readings. Displays depth and temperature readings in either English or metric units. Polarized LCD screen allows for glare-free viewing. Features LED backlighting, 300 watts of power, safety lanyard and a dual O-ring seal. IPX8 waterproof to 200 feet. 2 year manufacturer's warranty. 2" x 2" x 8".

Specifications:

Screen size: 1.65" x 0.87" (42mm x 22mm)
Operating Temperature: 0 - 160 degrees F (-18 - 71 degrees C)
Depth Range: 2.5ft - 300ft (0.7m - 90m)
Battery: 9 volt alkaline (not included)
Battery Life: 25 hours (continuous use)
Transducer Frequency: 200 kHz
Transducer Beam Angle: 14 degrees