Feature 1You can attach the robot to the edge of the table and do remote desktop exercises. 2The Special Pong: showing hit rate and degree of rotation. 3The Connecting Shaft: ensure the consistency of the ball trajectory. 4The Buffer Spring: hitting the ball quickly rebound to ensure continuity. 5The Base: fixed position to meet different demands of practice.Specification Features: You can attach the robot to the edge of the table and do remote desktop exercises. The special Pong: showing hit rate and degree of rotation. The connecting shaft: ensure the consistency of the ball trajectory. The buffer spring: hitting the ball quickly rebound to ensure continuity. The base: fixed position to meet different demands of practice. Specification: Material: PVC +universal rod Color: as picture shown Size: clip thickness-5.5cm / 2.2in; length-47cm / 18.5in Weight: Approx. 200g Application and Function: To help practitioners improve the accuracy of self-discipline, to avoid dry sense of unarmed training time, and It can greatly shortened the training process of athlete stereotypeshitting actions. Especially good for forehand and backhand stroking ball "dynamic stereotype" training. To help beginners master the rotation of balls resulted by strokes on different parts and directions. To help make comprehensive training plan of attacking and foot steps movement by fix the multiple robots on the different points of the table. Package List: 1 xTraining Robot Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }