Feature●High Accuracy and Precision: Each pipette is calibrated in accordance with ISO8655 and each micro pipette is supplied with an individual test certificate●Wide Tip Compatibility: Pipettes accept most universal tips and are compatible Four Es Scientific 5mL Pipette Tips available on Amazon●Humanization: ergonomic design, lightweight plunger force can reduce repetitive strain injury. The digital display can clearly read the volume setting. Tip ejector for easy and fast needle tip replacement●Easy to calibrate: Each pipette is fully calibrated before shipment. Its easy to calibrate for the users with the tools and instruction supplied●We have a professional sales team, about the usage and maintenance of single channel micro pipettor, we provide 7*24 hours of professional online service, we will accept all opinions with humility and satisfied youDescription 100pcs 5ml pipette tips with 1-5ml single channel pipette