This is the Oceanic Max-Depth Gauge Navcon SWIV 3 Console With Compass Features: Non-linear depth scale is easier to read in shallow depths. OceanGloA(R) luminescent backing 200 ft (60 m) maximum depth reading Automatic maximum depth indicator Easily swap gauge modules Offering a clear display and tons of functionality, the Swiv 2 Navcon is easy to read and includes three gauges in one console.