True pulsing action provides more collisions and random motion. Ideal for the most demanding lab operations and for applications requiring more aggressive action than standard vortexing. Complete hands- free control as well as programmable speed and time features guarantee accurate and precise results at all times. May also be used as a standard "continuous" Vortex Mixer. Use with all Vortex-Genie accessories. Supplied with 3 inch Platform (shown) and Pop-Off Cup.