Pipette, Diamond Serologic, Motorized Serological Pipette Controller, Rechargeable The Diamond SeroLogic? portable pipette controller is a rechargeable electronic pipetting aid designed for use with glass or plastic serological pipettes in the 0.1 to 100mL volume range. The SeroLogic? is lightweight and ergonomically designed for effortless pipetting even during extensive use. It features soft grip push buttons and a conveniently located speed control switch for one-handed operation. The SeroLogic? has a high performance micro pump with a quiet yet powerful 3-speed engine. It is equipped with a replaceable membrane filter that protects the inner mechanism from possible vapor contamination. The removable nose cone is autoclavable, and the unit is designed for a continuous working limit of eight hours. One year warranty.