The AutoMeter Stack Instruments GPS Ground Speed Kit converts GPS vehicle speed into a 10Hz digital frequency output compatible with Stack ST81xx display and data systems. The plug-and-play module and antenna offer configurable frequency output for easy setup and calibration, providing a reliable ground speed reference where conventional speed sensors are unavailable or when a dependable external speed signal is required for data logging and display.
Autometer Stack Instruments 10HZ Frequency Output w/ Module & Antenna GPS Ground Speed Kit - Black