... Welcom OEM order Features:1)Two motor,three vibration way:Oscillating (Pivotal or see-saw)function,Tri-Planer ... Vibration (Lineal)function and both the vibration function are working.2)Ergonomic construction with ... Display, Speed H+-,Speed L+-,Time,program,modelThree different vibration function are workingMedical theoryHeavy duty frameAdjustable cushionUser manual and ...