The arm is locked in the play cup

Garmin's Ultra HD scanning sonar shows you incredibly detailed images of fish and structure up to 200 feet below the boat with 800 kHz ClearVü

etc Recommended for short-term operation only

Look for flocks of birds near the surface of the water

Garmin AIRMAR® B258 Fugemasse The arm is locked inThis 8 pin 1 kW mid level transducer with a narrow beam is good for deep water and bottom definition. It has a depth of 1,500 to 2,200 feet (457 to 671 m), an operating frequency of 50 to 200 kHz, a beam width of 14 x 23 to 3 x 5 degrees, and a bottom elevation of 0 to 26. The transducer kit comes with installation instructions. Follow the instructions carefully to avoid damaging the boat.