Take your pipetting to the next level with our A-style pipettes. A 2-20 μl adjustable-volume micropipette designed for the pros. Very low operating force Advanced ergonomics 121°C sterilization >(up to 6 times) 4-digit volume adjustment Volume range identifiable by color Accommodates 20 µl micropipette tips. Calibration tool included Highly accurate and durable +/- 5.0-1.0% accuracy ≤ 1.50-0.50% repeatability 3-month warranty