Tacta mechanical pipettes offer superb comfort and reliability. Tacta rests lightly in your hand thanks to its ergonomically designed handle and finger hook. Tacta is effortless to use and exceptionally comfortable to hold. Tacta eases your workload and protects you from strain, even when you pipette for extended periods of your working day. The unique handle and finger hook design lets the pipette rest lightly in your hand, with no need to grip the handle tightly. The large, easy-to-read display helps you to see all four digits of the set volume from a distance without straining your eyes. Optilock volume lock prevents accidental volume changes and allows one or two handed volume change.Tacta 4-pack 100 includes three single-channel pipettes, 0.5 - 10µl, 10 - 100µl, 20 - 200µl, and 100 - 1,000µl, trays of matching tips and a linear stand. Please see related products for more matching tips.