1Made of premium material ,feeling comfortable, easy to operate. 2This product is used for precise pipetting control. 3Suitable for 0.1 ~ 100ml with various amounts of liquid plastic and glass pipettes. 4It is convenient for maintenance and upkeep. 5The aspiration speed is continuously variable according to the position of the suction lever; pull the lever down, then liquid flows. Features:Made of premium material ,feelingcomfortable, easy to operate. This product is used forprecise pipetting control. Suitable for 0.1 ~ 100ml with various amounts of liquid plastic and glass pipettes. Use of 0.45um filter,it can be replaced. It is convenient for maintenance and upkeep. The aspiration speed is continuously variable according to the position of the suction lever; pull the lever down, then liquid flows. This product is in line with ISO9001, ISO13485 and GLP requirementsSpecification:Type:Manual Pipette ControllerRange:0.1 ~ 100mlPackage list:1 x Manual Pipette Controller