【Multifunctional Design】It is not only a mini vacuum cleaner cordless, but also an air duster electric and compressed air can. Buying three different nozzles and mini brushes at once can save you a lot of money. | 【Multi-Scene Use】Air can dusters with rechargeable battery and cordless design, provide 6 different nozzles, can help you clean computer, keyboard, pc, desk, sewing machine and pet house. It can effectively clean dust, debris and hair. | 【USB Charging & Long Term Use】This keyboard vacuum is equipped with a 4000mAh rechargeable battery, which has passed 500 charge cycles test. It only takes 2.5 hours to be fully charged and can work continuously for 25 minutes. | 【Reusable & Washable Filter】Includes 2 filters (one in the machine, one in the box), easy to replace after cleaning. The mini vacuum cordless is designed with a new design dust collection box and its filtration meets high efficiency particulate air standards, can filter fine dust. Easily replaced and cleaned. | 【Smaller Size, Stronger Suction】 This computer vacuum cleaner mini has a length of 6.4in, a weight of 1lb, but its motor has 75W power and can provide 6Kpa suction, can capable of 44000 rpm.When the battery capacity is low, the suction power will become weak.