Humminbird PiranhaMAX 180 4-Inch Waterproof Fishfinder

Humminbird PiranhaMAX 180 4-Inch Waterproof Fishfinder
http://www.amazon.com/gp/product/B001GFIG68?tag=sukses2015-20
800-Feet depth capability
8 level Grayscale
TriBeam sonar
4-Inch Diagonal screen
240 Vertical Pixels