The Mini programmable SP POI BALL is the newest of our products. Each POI BALL comes with adjustable string with small grip holder. The ball can be removed very easy to replace and add other attachments that we will have soon. Uses two 1620 batteries and comes loaded with the imax programmable chip. This allows you to custom make any color mix you want! These poi are great for new poi spinners just starting out and they come at a great low price!