Features:*High-quality material: Made of high-quality material, wear-resistant, not easy to break, can be used for a long time, sturdy and durable.*Safe and reliable: The wavelength of the red is 520nm, and the maximum output power is less than 5mW.*Precise : The clear red can indicate the position 6-8 meters away, which is convenient for observing the connection between the hole and the hitting point. As long as you keep practicing, the hitting will become more and more .*Lightweight Practice Anytime: This lightweight will help you practice your putt anywhere in the office, living room or backyard.*The plastic in the clip area is flexible and can be attached to the club.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementMaterial: ABS plastic + button battery + sSize: 13*4.5cmPackage List:1 x Golfs Lasers Putter