Flexzion Portable Wired Fish Finder 328ft LCD Display Alarm Transducer Round Sonar Sensor Fishfinder With 25ft Cable 45 Degree Beam Angle and Removable Float Detect and display grass, short & tall weeds, sand, and rocks on seabed Get the approximate location of fish and the depth of water Round transducer sensor with 7.5 m cable, 45-degree beam angle With fish depth scale and audible fish alarm Range of depth readout from 0.7 meters up to 100 meters