The VWR Analog Vortex Mixer Model 10153-838 is a reliable and robust laboratory device designed for mixing, blending, or agitating liquid samples quickly and efficiently. It features an adjustable speed control dial allowing precise operation from low to high speeds. Its compact and ergonomic design is ideal for benchtop use in biotech, analytical, and life science laboratories. With a sturdy rubber platform, it secures sample tubes during operation to prevent spillage or movement. This mixer operates on standard 120V power and complies with FCC regulations, ensuring safe and consistent performance for routine laboratory applications.