【INDEPENDENT CONTROL】The number of stirring points can be selected from 1, 2, 4, and 6.Each stirring position is independently controlled, saving time and effort. The number of the work panel corresponds to the number of the speed control knob, which is convenient for users to operate. 【COMPONENT MOVEMENT】The speed is infinitely and continuously adjustable, not affected by load and voltage fluctuations, and the speed can reach 2000rpm 【MATERIAL】aluminum speed control knob,rubber material feet, 304 stainless steel body and work surfaces are resistant and easy to clean 【ROBUST】Designe as a high quality piece of laboratory equipment, capable of providing a long working life under repeated and continuous use. 【SERVICE】:We attach great importance to our customers' shopping experience. If you have any questions, please feel frees to contact us, we will reply to you as soon as possible within 24 hours