Features: ◎ Elastic silicon plate, easy to clean and wear-resisting. It can fit various kinds of cell culture plates. ◎ High performance & low noise AC motor to make rapid and thorough mixing. ◎ Adjustable knob design can ensure stepless speed adjustment, and constant run within 60min. Technical Data: Operation method: Circling Circling diameter: 8.5mm Speed adjustable range: 800-2600rpm Running mode: Timing/Continuous Timing range: 0-60min Voltage: AC 220V±10% (50/60Hz) Power rating: 20W Working plate size: 128×86 mm Dimensions: 185×185×135mm Net. Weight: 1.5Kg