1. durable metal body
2. high power brushless motor,
3. LED display speed and timer, microcomputer control
4. overspeed and unbalance alarm
5. With mechanical door lock and safety switch
6. error code display, up and down speed adjustment
7. stainless steel chamber
8. various rotors are available
9. Suit for qualitative analysis of serum and blood plasma in hospitals and biochemical laboratories.