The feature packed s3 pro model has been upgraded this year with the introduction of the new quikfold mechanism that allows golfers to fold or unfold the trolley within just five secondsin addition to an adjustable distance control and usb gps charging port the s3 pro offers impressive features through its full colour screen including a clock battery meter distance readings and lsquolost ballrsquo and lsquoroundrsquo timers an exclusive cartlock security device enables the owner to