Description: Golf putter laser sight pointer provides high performance for Golf. Very easy to connect with the golf club helps improving the accuracy. Put the laser pointer on the handle and swing it, you can see that the laser emits a red line, and then check whether the direction of the red line is correct. If the red laser beam is aimed at the golf ball, the swing posture is correct. Give a laser guide line during your putt to check your putting plane and can be used indoors or outdoors. Great for anyone who wishing to get more proficiency to improve the accuracy of the technique. Specification: Material: ABS Plastic Size: 13x4.5 cm/5.12x1.77 inch Battery: 3 Pieces LR44 Button Batteries(Include) Package Includes: 1 Piece Golf Putter Laser Pointer Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.