Welcome to Nautos-usa !
The Shift doesn't use any GPS technology and it even comes with a static-cling Legalizer Label for use in the most conservative one design classes.
tactical compass Prostart bracket
GPS
tactical compass Prostart cradle
Prostart - Battery Compartment Clip- Velocitek
Prostart Battery Compartment LID
Shift replacement battery
Racing Compass
Battery compartment
Gasket
tactical compass
Shift Replacement Hardware - Velocitek
Shift cradle - Velocitek