SmartCast RF15 offers a large display, 4-level grayscale, and an excellent operating range.

Key Features
Big 3 7/8" diagonal display with 160V x 132H resolution.
Rugged carry case with non-skid bottom and RSS storage.
True 4-level grayscale delivers clearly better images of the bottom, fish and structure.
100 ft remote operating range, 100 ft depth capability.
Large, easy to see digital depth readout.
Backlight for night fishing.
New illuminated Advanced RSS™ with water surface temperature included.
Display powered by 8 replaceable AA batteries. (not included)
Includes one waterproof