Model: KS-910 Packing:118X49X22.5CM N.W/G.W:17.5/19.5KG QTY:20GP/220pcs, 40'/450pcs, 40hq'/500pcs Main Frame: Φ40X20X1.5mm,Φ50X1.5mm Computer:SCAN,TIME,SPEED,DISTANCE,CALORIE External magnetic control system