For sale is a Barnstead Int. Model S131435 Magnetic Laboratory Stirrer. Operates on 1/60/120V single phase AC power at 0.37 amps. 10" Square area of top surface. Potentiometer for variable stir- rate. Comes with standard 3-prong, 120V AC plug. NOTE: This Magnetic Laboratory Stirrer has been tested in my shop, and is in good working condition.