This set includes two Rainin Pipettes, the P200 and P20 Pipet. These automatic pipettes from the classic series are perfect for laboratory use and are highly reliable. They are ideal for a variety of applications in medical and lab equipment, healthcare, dental, and industrial fields. The brand Rainin is well-known for its quality products and these pipettes are no exception. The model PR ensures that accuracy and precision are maintained while handling various liquids. This set is perfect for those looking for a reliable and efficient pipetting solution.