Microprocessor control, digital display which indicator the speed, time, RCF in operation, speed raising and reducing ... dust pollution, unnecessary to maintain, Microprocessor control, digital display which indicator the speed, time, RCF in operation, speed raising and reducing ... rotor 400012*10ml21503160212*15ml21503160312*20ml22003160418*10ml2250 Table-top low speed urine sediment centrifuge