Cool LED Lighted Sphere-Y02 Y02 is made of 6061 aviation aluminum alloy and CNC CNC lathe to high precision of the ball, meanwhile, it is designed with high-end integrated memory LED lights (battery-powered) with a of monochromatic and gradient colored lights, and the outer layer is protected by a semi-frosted PC cover to more durable. Overall Y02 is a rare combination of performance and performance ornamental metal light yo-yo, its excellent performance with high brightness color changing lights, very recommended for advanced players stage performances and night practice use Color: Black Material: aluminum alloy Package Contents: 1 x ball 1 x Rope (random color, no specified color is accepted) 1 x Bearing 1 x English manual 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.