... Power Ball with PC Plasticwith speedometer6pcs LED lightsplastic shell color in blue ,green, red etc 1.It is ... ball,which can make people achieve sporting effects in a very short time2.Almost everyone can play ... .It can be used at any time and in any place while chatting,watching tv,going outing ... bus BenefitThe smallest,kinetic energy of the strongest ball in the world, beneficial to all ages and not ...