Excellent condition - includes manual (PDF - speed range from 200 to 17,000 RPM (depending on rotor). Temperature controllable: range from -10C to +40C. Includes adjustable brake. Centrifuge tested & working great! Cools all the way to -10 and/or heats to +40C at full speed of 13,500 RPM (with this rotor).
Here is a link to a PDF manual if you need additional information: https://nrsmart.com/z252mmkeng.pdf