SOLD - NEW, tested, fully operational, clean, and in original factory packaging, this previously-owned (unused) Scientific Industries Vortex-Genie 2, model no. G-560 (untimed mixer), reference VWR catalog no. 58815-234, is an analog model with a rubber cup head, measuring 3-1/2-inch diameter. It also comes with a smaller cup as shown above. Per its technical specifications, the speed of this model is rated at 600-3200 rpm. Vortexing mode: touch-on or continuous.Condition: NEW, UNUSED, tested, fully operational, clean, previously-owned, in original factory packaging; comes with a power cord. Sold as is without warranty expressed or implied. Buyer is responsible for determining the suitability of this product for their application.