Velocitek ProStart GPS Starting Aid | by West Marine

The new and improved GPS starting aid. Adds a magnetic compass for ultra-precise distance to line measurements. Now with best in class optics featuring a bonded, Gorilla Glass display, an etched anti glare finish and a red / white backlight. A powerful 72 channel, 18Hz multi-constellation GPS receiver combined with a 100Hz solid-state 6-axis inertial measurement unit (IMU) and a patented high-precision 3-axis geomagnetic sensor gives you accurate distance, speed and heading information with zero lag time. Features: Bonded Gorilla Glass display with multicolor backlight. High-high accuracy GPS. Ultra high precision magnetic compass 75-hour rechargeable Li-ion battery High-Speed, High-Capacity Data Logging | Velocitek Pro Start GPS Starting Aid | by West Marine