Ovan VX3 E orbital shaker. Microprocessor controlled adjustable shaking speed. It keeps the selected speed constant regardless of the load. Smooth and progressive start and stop, regardless of the selected speed. Backlit LCD digital display with indication of the selected and actual speed value, and timer (with acoustic warning). Touch-sensitive membrane keypad. Rearmable: after a power failure, the equipment resumes operating with the same parameters as it had previously. Very quiet, for continuous operation.