This vacuum cleaner utilizes patting vibration to suck away dust and dirt, This mattress cleaner vacuum comes with a 400ml dust container., combined with the powerful suction power of the high-frequency vibration patting function, effectively removes deep-rooted dirt from the mattress. POWER & SUCTION】This mattress vacuum cordless does not require a cord and can be moved freely, a full charge can easily clean mattresses, sheets, sofas, carpets, bedding.The bed vacuum reaches comes with a high-capacity battery, 2-2.5 hours full can provide 35 minutes of long-lasting cleaning. The bed mattress vacuum cleaner has a strong suction power of 13kpa, effectively removes dust. POWERFUL FUNCTION】The bed vacuum cleaner adopts the latest technology, high frequency beat function, combined with 13kpa strong suction power, effectively removes dust, dirt, pet hair and other allergens from fabric surfaces. Dust Collection Box】The dust collection box of the mattress vacuum cleaner is easy to remove and can be cleaned directly, and the vacuum cleaner cartridge should be dried before use. Clean the dust collection box regularly so that the suction power will not be weakened or dust clogged.