Item Type: Peristaltic Pump Product Material: ABS Applicable Power Supply: DC 6V Working Environment: Temperature 0-40, relative humidity <80% Medium Flow Direction: The flow direction of the peristaltic pump depends on the positive and negative poles of the power supply, and the terminals can be arbitrarily selected for positive and negative poles. Flow Range: 0-100 ml/min Speed Range: 0.1-100 rpm Current: About 250-300mA (0.25-0.3A) Inner Diameter of Equipped Pump Tube: Approx. 2mm / 0.1in Outer Diameter of Equipped Pump Tube: Approx. 4.5mm / 0.2in Package List 1 x Peristaltic Pump 1The flow range of this peristaltic pump is from 0 to 100 ml/min, and the liquid flow is very stable. 2The flow direction is very easy to adjust, which depends on the connection of power supply terminals. 3Allows for flexible application in various fields, including experiment, analysis, bioengineering, etc. 4Light weight, small size, onepiece moulding and smooth surface add more convenience to installation. 5Using premium ABS material, the peristaltic pump is antioxidant and anticorrosive, very durable.