RB Series peristaltic pump can transfer the materiel through liquid now with the pressure of peristalsis by gyred roller. The materiel of transferred is flowing only in the rubber tube, and keep clear of other parts of peristaltic pump. So avoid the touch pollution. The rubber material of this device is made with imported silica gel materials. It is accorded with standard of sanitation used in area of biology and physic.The device is controlled by microcomputer，infinite speed variation, display the flow data. It has good performance of sanitation and antiseptics. So it is widely the same with the field of pharmacy, biology, chemical engineering and food and so on.