Offers perfect orbital vortex mixing with a single touch. Provides efficient mixing with fixed speed of 3000 rpm. Guarantees perfect mixing of a 50 ml tube in 3 seconds with 5.5 mm diameter orbital movement. Unique counter-balance system creates maximum vortexing while minimizing the noise and vibration. Reliable and extremely quiet motor guarantees an even distributed mixing. Can be used in limited areas due to the small foot print and extremely compact design.