This Barnstead Lab Line 3 D Rotator 4630 is in good condition and guaranteed to functions 100%. It came from a local lab that was upgrading equipment and we can accept pay pal or your credit card. Please email me with any questions This unit produces a gentle rotating motion which meets the requirements of serological testing and other like applications. Its wave like motion allows for a 360 rotation at 30 rpm with a 10 angle. The timer acts as the on/off switch and can be set from 1 to 60 minutes or continuous motion. Has a 5 x 6 3/4 inch platform with a non-slip rubber mat. Body is made of rugged, enameled steel and sets securely on four rubber feet. Overall dimensions: 6 7/8 x 8 1/8 x 7 inches high. For operation on 120 volts, 60 Hz, AC. (Lab-Line 4630 Track Page Views With Auctiva's FREE Counter