The Garmin Approach S12 GPS is a golf watch designed to turn on when you tee off. Get key yardages to the green, as well as to hazards and doglegs, on 42,000 preloaded courses worldwide. Keep score from the watch itself and upload directly to the Garmin Golf app to participate in weekly leaderboards. Pair with optional Approach CT10 club tracking sensors (sold separately) for more automatic game tracking capabilities. Play longer with a battery life that holds up to 30 hours in GPS mode. (Unit Dimensions: 43.7 x 43.7 x 11.5 mm)