A multivolume pipette comprising: a pipette body comprising an inner wall; a piston disposed within the pipette body, the piston having at least a first section and a second section; a first chamber defined by the inner wall of the pipette body, the piston, a first seal surrounding at least a portion of the first section of the piston, and an opening through liquid can be aspirated; a second chamber defined by the inner wall of the pipette body, the piston, the first seal and a second seal surrounding at least a portion of the second section of the piston, wherein the first chamber is positioned below the second chamber when the multivolume pipette is in an upright position; characterised in that an electrically controlled valve comprising a first channel in fluid communication with the first chamber, a second channel in fluid communication with the second chamber, a third channel in fluid communication with the external environment and a channel connector, wherein the first channel communicates with the first chamber at a first location on a first side of the first seal, and wherein the second channel communicates with the second chamber at a second location on a second side of the first seal, the second side opposite the first side; and in that wherein the channel connector in a first position places the second chamber in fluid communication with the external environment by placing the second channel in fluid communication with the third channel to provide a first volume range to aspirate, and the channel connector in a second position places the second chamber in fluid communication with the first chamber to provide a second volume range to aspirate. a pipette body comprising an inner wall; a piston disposed within the pipette body, the piston having at least a first section and a second section; a first chamber defined by the inner wall of the pipette body, the piston, a first seal surrounding at least a portion of the first section of the piston, and an opening through liquid can be aspirated; a second chamber defined by the inner wall of the pipette body, the piston, the first seal and a second seal surrounding at least a portion of the second section of the piston, wherein the first chamber is positioned below the second chamber when the multivolume pipette is in an upright position; characterised in that an electrically controlled valve comprising a first channel in fluid communication with the first chamber, a second channel in fluid communication with the second chamber, a third channel in fluid communication with the external environment and a channel connector, wherein the first channel communicates with the first chamber at a first location on a first side of the first seal, and wherein the second channel communicates with the second chamber at a second location on a second side of the first seal, the second side opposite the first side; and in that wherein the channel connector in a first position places the second chamber in fluid communication with the external environment by placing the second channel in fluid communication with the third channel to provide a first volume range to aspirate, and the channel connector in a second position places the second chamber in fluid communication with the first chamber to provide a second volume range to aspirate.