Ideal for microfiltration and quick spin-down application. Easy to operate. Lid close, it begin to rotate. Compatible with 2mLx8 and PCR8x4 rotors. Quiet running, noise level ≤45Db. Quick-change rotor without any tool. Accelerates and brakes in seconds. Available in two colors i.e., green, blue. Safe, endurable and robust rotor with clamp locking design