Features - Four lid colors including green, blue, yellow and pink. - Max. speed of 7000rpm - Comes with 2ml x 8 and PCR8 x 2 rotors - Dual door interlock design, for safety - Multi voltage operation with stable running and high accuracy of speed - DC motor drive - Quiet running, noise level ?45 dB - The rotor is seated on a tapered shaft which facilitates easy removal - Ideal for quick spin downs and micro filtration - Accelerates and brakes in seconds - The centrifuge starts and stops by closing and opening lid or using the on/off switch - Precise control of speed and run time with efficient separation