The Unico Platform/Flask Vortex Mixer (#L-VM2000) is rugged and sturdy for your most demanding applications. Dual mode switch lets you vortex continuously or intermittently using the touch mode - simply press your platform/flask to the soft rubber mixing cup. It features speed control to adjust the vortexing velocity to your requirements. Warranty: 1 Year - Limited. Features Unico Platform/Flask Vortex Mixer Features Powerful and quiet. 3-position switch for constant or "touch-on" operation. Power on LED indicator. Specifications Unico Platform/Flask Vortex Mixer Specifications Variable Speed: Up to 3000 RPM. Vibration Pad: 3.75". Power Input: 120 V. Weight: 9.8 lb (4.4 kg). Size: 10.4" x 9.2" x 6" (263 mm x 234 mm x 153 mm). Shipping Weight: 10.8 lb (4.9 kg). Shipping Size: 12.2" x 11.2" x 7.4" (311 mm x 285 mm x 187 mm). Literature Unico Platform/Flask Vortex Mixer Literature Unico Mixers/Rotators Catalog