EDMPlug Led Ball Poi Set - Light Up Poi Ball Set - 9 Modes - 7 Colors - Rave toys What's Included? 2 Led Poi Balls! Each ball requires 2 Cr 1632 batteries. Adjustable strings, and two finger handles. Long lasting battery life, bright led ball poi, great for beginners to advanced! Perfect for beginners! 100% satisfaction guarantee, 30 day warranty.