Features: This electric centrifuge has beautiful appearance, small size, light weight and large capacity It supports timing function, easy to operate by rotating a knob with clear graduation The speed is adjustables ranging from 0 to 4000rpm HIGH EFFICIENCY: This centrifuge uses pure copper motor, the maximum speed can be up to 4000 rpms, and can be adjusted at will. Round transparent glass cover on the top can effectively reduce noise and airs resistance Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Power Supply: 220V, 50HZ Plug Type: EU Rated Power: 25W Speed Range: 0-4000rpm Capacity: 20ml x 6 holes Suitable Centrifugal Tube Size: 18mmdia. x 100mm Item Size: 22*24.5*11cm/8.7*9.6*4.3in Weight: 3.2kgapprox. Package List: 1x 800D Centrifugal Machine