This VWR 200 Magnetic Stirrer is in excellent condition. The VWR 200 Mini-stirrer is a compact educational stirrer featuring a durable cast aluminum top plate. Powerful motor and magnet deliver reliable and consistent stirring. Capable of mixing up to 1000mL of water. Electronic speed control adjusts stirring speed from 100 to 1200rpm. Built-in support rod holder with locking knob allows a 1.27cm (1/2″) rod (not included) to be directly attached to the unit. Plate: 4″W x 6.25″D.