garmin approach g80 gps launch monitor copyA good round starts with Approach G82, the portable launch monitor and premium GPS golf handheld. Dial in your swing at the range with radar that measures ball speed, club speed, smash factor and swing tempo. Take Approach G82 to the putting green to help improve consistency with measured putting stroke tempo, length and club and ball speed. Evaluate how far you typically hit each club with bag mapping club data integrates with the virtual caddie