Garmin Approach S12 Golf GPS Watch - Designed to turn on when you tee off. Garmin has your game with Approach S12, a GPS golf watch that lets you keep it simple on the course. Sun on your screen? Not a problem, thanks to this watch’s sunlight-readable display. Play from sunup to sundown with a battery life that lasts up to 30 hours. You might never play 42,000 courses, but this watch has them preloaded just in case. Club with confidence when you know the distance to the front, middle and back of the green. Forget the scorecard. Keep track on your watch and upload to the Garmin Golf app.