SOLD - The VWR Vortex-Genie 2 shakes gently and vortexes containers of up to 500mL with an operator-controlled switch positions (1 to 8 settings). Its sturdy body is constructed of approximately 8.8 lbs. of cast-metal base.This previously-owned/used Scientific Industries Vortex-Genie 2, model no. G-560, is an analog model with a rubber cup head, measuring 3-1/2-inch diameter. Per its technical specifications, the speed of this model is rated at 600-3200 rpm and it is designed for gently shaking or vigorously vortexing containers with up to 500mL capacity (if using a large sample head). It has a sturdy frame/base that is made of cast metal. Vortexing mode: touch-on or continuous.Condition: Tested, fully operational, clean, previously-owned, used. Sold as is without warranty expressed or implied. Buyer is responsible for determining the suitability of this product for their application.