HIGH-PRESSURE DESIGN: The air drain blaster uses the power of high-pressure compressed air to blast away the toughest clogs quickly and easily. It is filled with gas by safe charging. More effective than traditional plungers. FULLY EQUIPPED: The pressure pump cleaner comes with 5cm, 6cm, 11.5cm, and 4.3cm-11.5cm suction cups (4 sizes). It is versatile for use in toilets, washbasins, bathtubs, showers, sinks, squatting pans, floor drains, and blocked pipes. It can effectively deal with various blockages caused by garbage, hair, cloth, tea, leaves, grease, oil, etc.