The dust suction machine is equipped with double pulsation pads, high-frequency vibration brings deep dirt to the fabric surface. the dust vacuum cleaner adopts the latest hepa filter element for deep purification, captures particles as small as 0.3 microns, isolates large particles of garbage, firmly locks dust and dirt, and the exhaust is fresh and pollution-free. the dust suction machine has sinking design, direct suction will not damage the fabric, you can feel free to clean your, couch, carpets and other fabrics on the dust and dirt. dust suction machine with snap-on dust box, easy to disassemble and wash, can be cleaned directly under the faucet, can be cleaned regularly, there is no suction power weakening or dust clogging troubles. note: the filter needs to be dry before use. can also be used as a pet hair remover or a bedbug remover.â