... Dimension:43*39*34.5 Packing:Color Box Power Ball with PC Plasticwith speedometer6pcs LED lightsplastic shell color in blue ,green, red etc ... or location limits.It can be used at any time and in any place while chatting,watching tv,going outing ... and mountain climbing,and taking a bus BenefitThe smallest,kinetic energy of the strongest ball in the world, beneficial ...