Golf training bag design according to the basic principles of golf swing, to help players master the correct feeling on swinging ball,can quickly corrected the right hook, so players can master the shot correctly.The rod sleeve is pushed from the rod head to the grip direction. The laser is pushed from the lower part aim at the mouth of the bayonet and pushes up. After the installation is successful, adjust the laser sight left and right until the laser line is 90-degree perpendicular to the rod head.Then you can use it with confidence3 x LR44 Button Cell. In"INT-Intermittent"mode, the light beam last for 10 seconds only，this is power saving mode In"CON"switch mode, this can continue to emit light until the voltage becomes low and the laser becomes weaker.Fits easily to any golf club.Small size and easy to carry. Placing this golf putting training aid on your golf club, you don't feel so much weight on your golf club as it is so lightweight.Please feel free to message us if you have any problems with the screen light, we will provide you with a solution within 24 hours and enjoy a 100% assured purchase. Product Description For a perfect stroke path, the Laser Putting Guide makes it very easy to visually check alignment and evaluate stroke by using a laser beam guide device. It's a great training aid for golfers of all levels, from seasoned pros to beginners laser beam device is disposed in the housing for emitting a laser beam to serve as a reference indication line along which a golf ball is to travel. The laser beam projects a linear array of laser dots perpendicular to the putters"Sweet Spot The putting aid is not only good for putters alignment but for all club's, It clips to all clubs. Works great for both right and left handed golfersEasily attaches to all golf puttersGive a laser guide line during your putt to check your putting planeFix your putt in secondsInstructions: INT(automatic model)---turn to INT model and press the pink button,the laser will last 10 seconds and then power off automaticaly; CON(continuous model)---turn to CON model and press the pink button , the laser will last about 35-40 muinutes, then the voltage will decrease,laser will also becomes weak, close it for 1 hour, all will be normal again, but we suggest that don't use CON model except adjusting the angle Press the gap of the clip into the lower part of shaft and slide it upward until it is tightly secured against the shaft. A self-adhesive adapter is prepared for a thin shaft, it is packed with the Clip WHAT IS"INT"&CON? In the side panel of the putting aid, there is a little switch indicate modes of light-time. In"INT-Intermittent"mode, the light beam last for 10 seconds only. It is a power-save device for an advanced golfer or a pro . In"CON-Continuous"mode. the light beam is always lighted up unless being switched to"INT"mode. In"CON"switch mode, the voltage of batteries may be lowered after 30-45 minutes operation. If the laser beam becomes dim please place the laser in a safe place for 1 hour. The laser can be used again after the recovery of the power. After retrieving power 3-4 times, the batteries may need to be replaced. The batteries life is much endurable in"INT"mode. ACCESSORIES 1*Golf Putter Laser Pointer1*Gift Box1*Installation Manual Track Page Views WithAuctiva's Counter