StabilityMarine GPS Speedometer has the advantages of high precision, quick location confirmation and short start up time. Stepper motors used for full range of stepping gauges, great feature with its less power consumption, longer life, higher precision, etc
Package: Includes 1x Boat GPS Speedometer, 1x GPS Antenna, 1x Wire Harness, 1x Installation Instruction. It gets quicker under a clear view of the sky. The signal comes directly from the satellite signal receiver (GPS Antenna), don't need other speed sensor