Technical parameter Use the high torque DC brushless motor, speed raising and reducing quick, and reach the max speed in 18 seconds with the micro rotor, no need to maintain, no powder pollution. With the function of automatic rotor identification. Microprocessor control, TG16 digital display, TG16C crystal display, operated by programming, convenient in operation, 10 kinds of program stored in memory and 10 kinds of raising and reducing speed for your choice. Electronic lock, over speed automatic protection, 3 tiers protection steel cover, safe and reliable. More than 10 kinds of rotors available. Max speed r/min Max RCF*g Max capacity*ml Speed accuracy r/min Noise （dBA） Rotor identification Dimension mm Weigh kg power 16000 20790 6*50 ±50 ≦65 Automatic identification 500*370*310 42 AC220V 50HZ 5A