Feature: 1. Improve the accuracy of scoring – This auxiliary equipment helps enhance a player's shot precision by enabling accurate understanding of the spatial relationship between the cue ball, object ball, and target position. It clearly shows the contact point and path of the cue ball, helping players improve shot accuracy. 2. Eliminate visual errors – The difference between left and right eye perception can lead to aiming errors. This device assists in precise alignment and helps players develop correct aiming habits and consistent techniques. 3. Correct cueing action – Players often overlook subtle swing deviations. When attached to the cue, the device reveals minor inconsistencies in stroke and alignment, making it easier to identify and correct improper form. Regular use promotes a straight and consistent stroke. 4. Ideal for beginners – This tool supports practice across various shot angles and distances. It also helps mark reference lines on the table surface, simplifying setup and improving learning efficiency. It’s a great aid for new players to build confidence and skill when playing with more experienced partners. 5. Widely compatible – Designed to fit most standard pool cues. The set includes two adjustable brackets for flexible use. It is a practical training aid for players at all levels and makes a great gift for those starting out in the game. Specification: Material: Plastic Battery: Not required Package List: 1 x Billiard Training Aid