The Fusion 200-X is a programmable, dual-channel infusion and withdrawal modular syringe pump. This advanced precision syringe pump model has the following features: two syringes to infuse and withdraw simultaneously at pulseless, reproducible rates; a programmable multi-step mode that allows users to program complex multi-step flow rates; computer control with Lab view and other programs; an add-on 4-syringe push and pull rack for four large syringes; an add-on 11-syringe push and pull rack to increase the syringe number up to eleven. Another advantage of Fusion 200-X is the full-glass touch screen. It is chemical resistant, easy to clean, and has high superior durability for lab environments of all types. This syringe pump can be used for a wide range of applications such as dispensing/dilution, organ/tissue perfusion, and fluid circulation in microfluidics, electrospinning, aerosols, pharmaceutical, and bioscience research. Backed by Chemyx 2-year limited warranty, you can have confidence with this infusion and withdraw syringe pump for reliability and precision for years of service.