... bed,double electric internal use of two independent single-motor system,convenient installation method,has a wealth of ... can be connected to other single-motor putter and manipulator or vibration motor ,the lndependent or simultaneous operation .Using their own ... of individual clients.Specification:2) Input voltage: 110 or 230 VAC3) Motor voltage: 24VDC4)Load Capacity: 2X4500N5) Adjustment Speed: ...