SC-02 with 6x15ml/20ml angel rotor, 4000rpm SC-04 with 12x15ml/20ml angel rotor, 4000rpm SC-05 with 24x15ml/20ml angel rotor, 4000rpm Low Speed Centrifuge, Table type, rotation speed and centrifuging time controller by microcomputer, working parameters set via the keyboard, digital display of the centrifuging time, rotation speed and centrifugal force.