Quiet orbital shaker ensures long life with ideal swivel motion. - Electronic adjustment of speed and timer. - LED display for speed and time adjustment. Combinations make it possible to use almost all shapes and sizes of vessels. Optional accessories: - Attachments AS 130.1, AS 130.2, AS 130.4. Quiet orbital shaker ensures long life with ideal swivel motion. - Electronic adjustment of speed and timer. - LED display for speed and time adjustment. Combinations make it possible to use almost all shapes and sizes of vessels. Optional accessories: - Attachments AS 130.1, AS 130.2, AS 130.4.