Description: High Precision Performance: This peristaltic pump features an 8mm stepper motor with a two phase four wire configuration, ensuring micro-volume liquid handling of 0.5mL, ideal for applications requiring meticulous fluid controlCompact and Design: Constructed from metal, the pump measures just 15.7x8mm, making it both and compact enough to fit into tight space without compromising on performanceVersatile Voltage Compatibility: Operates efficiently within a voltage range of 3-5V, providing flexibility for integration into various electronic systems and projects that require reliable self-priming capabilitiesSingle Unit Packaging: Each purchase includes a meticulously crafted peristaltic pump unit, ensuring you receive a product ready for immediate use in your precision fluid transfer needsIdeal for Microfluidic Applications: Perfectly suited for lab settings or any environment where liquid dispensing is crucial, this pump offers exceptional accuracy and reliability in microfluidic applications Specification: Material: Metal Size Chart: 1.57cmx0.8cm/0.62inchx0.31inch Package Includes: 1x peristaltic pump Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.