Ultrajet pipette controller electronic pipette filler is ergonomically designed so it is quick and simple to operate and can be used for extended periods of time without discomfort. Large buttons on the hand grip enable precise control of aspiration and dispensing of liquids. An integral LCD display shows selected aspiration speeds that can be simply set with a button under the display. Compact in size, it is suitable for use even in confined spaces such as cabinets and fume hoods. The instrument uses a rechargeable lithium battery, so there are no unsightly cables and it comes complete with a self-adhesive bench holder for storage.