by Simrad

Depth-Calculates how deep the water is, so that you can avoid running aground.
Easy To Install-Mounted inside the hull, installation is easy and requires no holes to be drilled in the hull.
Dual Frequency-Works at 50 kHz and 200 kHz for good target detail in shallow water and excellent bottom tracking in deep water.
Highly Accurate-Provides extremely accurate data.
Deadrise Adjustment-Accomodates deadrise angles from 2° to 22°.
No Holes-Reduce the risk with this simple "no holes" solution with zero hull protrusions.
Plug & Play Connection-Easily connect to NSS, NSE or NSO.