High precision adjustable pipette with easy-to-read volume display. Continuously adjustable with locking ring to prevent volume changes while pipetting. Lightweight design and easy operation with either hand. Reduced operating forces; plunger is easy to press and dispense. Stainless steel and PTFE components for long life; it is not recommended to autoclave more than 6 times. Fits CELLTREAT Scientific Products Universal Pipette Tips for accurate pipetting.