The Intelligent Response Training Stick is an intelligent product controlled through an APP. The handle emit random light according to the set program. We need to grasp the illuminated handle for multiple sports training, which usually requires highly focused attention and extremely fast reaction ability to achieve, changing traditional training methods and increasing training fun and difficulty The app has three main functions: you can use it to exercise reaction speed, the app can record reaction time, you can also use it to exercise footstep reception, and you can also use throwing to exercise hand eye coordination You can use TYPEC to charge for 2 hours, which can last for 5 hours, There are 13 colors of lighting. You can customize the color of each handle, Color: White Material: plastic Package Contents: 1 x Triangle stick 1 x Charging cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.