Dress White 4 GPS Speedometer - 60 MPHPerimeter-lighted White dial with bold Black graphics, White aluminum bezel, contoured Black pointer and flat glass lens.The GPS Speedometer is a drop in replacement for your current speedometer to match your existing instrument dash.GPS information is gathered from an internal GPS antenna. No external antenna required. The Faria GPS Speedometer uses a highly accurate 48 channel GPS receiver. You can be sure that the Faria GPS Speedometer is giving you the m