HUMMINBIRD 406260-1 525 B&W FISHFINDER 406260-1. HIGH-DEFINITION 5 DIAGONAL- 12-LEVEL GRAYSCALE SCREEN; 240 X 240 PIXELS; 20? SINGLE-BEAM SONAR OPTIMIZED FOR COVERAGE and PRECISION BOTTOM DETAIL; 1600W MAX; 800-FT DEPTH CAPABILITY; SONAR ECHO ENHANCEMENT? TECHNOLOGY IS SO SENSITIVE IT CAN TRACK A SMALL JIG TO MORE THAN 40 FT; TILT and SWIVEL DISCONNECT MOUNTING SYSTEM; USER CAN CHOOSE SELECTIVE FISH ID+? OR VIEW ACTUAL SONAR RETURNS; INCLUDES WATER TEMPERATURE IN TRANSDUCER and SPEED CAPABLE; DIM: 7H X 7.25W X 4D