Can be used with all kinds of pipettes from 0,1 ml to 100 ml volume range. Ergonomic, light weight and well-balanced body offers full comfort and fatigue-free pipetting for extended hours. Powerful yet quiet pump can fill a 25 ml pipette under 4 seconds. Pump speed can be adjusted to 8 different levels for precise control of the speed. LCD display visually shows the selected speed. Also offers gravimetric drain.