Abstract: This invention relates to the field of Golf. The present invention provides new and improved solution to play golf in a more efficient manner. This invention is capable of measuring the green speed in most appropriate unit i.e. “inches per second”, which will give the golfer a better understanding to determine the “intensity of hit”. This device can be used for right and as well as left handed players. It can be used for both indoor as well as outdoor practices. This device enables a putting surface or “Green” to be mapped to assist golf courses and players to depict dynamic motion of the ball in terms of direction and velocity specific to variable distances.