Why Choose Boffdock Mini Vacuum Cleaner,Cordless Vacuum Cleaner-Rechargeable Portable Vacuum for Cleaning Dust, Hairs, Crumbs for Computer, Car, Sofa, Piano,Sewing Machine: The portable hand-held cordless vacuum cleaner with mini size and lightweight can be charged by USB cable.This keyboard vacuum can work continuously for about 20 minutes after it is fully charged.Rechargeable vacuum cleaner with 2000mAh Li-battery provides enough suction.The battery is ZK-INR18650 Lithium Battery.2 Different Vacuum Nozzles: Two multifunctional brush nozzles with replaceable straws help you to reach the narrowest space.Flat nozzle can inhale little pieces of paper while brush nozzle can clean dust.Broad Application: The table/car cleaner vacuum can be useful for crumbs in desktop/laptop keyboard, sewing machine,sofa,desk and cigarette ash in car lighter,pet hairs, particles in makeup bags and so on.The little vac also works well in cleaning corners of drawers.Fast & Safe Charge: The mini vacuum cleaner for car can be fully charged in 1.5 hours (USB charging port design).To ensure the safety of the equipment during the charging process, the small hand vacuum cleaner is designed with multiple protections.Such as short circuit protection, temperature protection, input voltage protection and input current protection.Easy to use & Washable: There are another two free filters which are washable and removable coming with the computer keyboard vacuum.The filter can effectively separate large particles and small dust. Just clean the dust collector and filter to proceed to its next job.Package Detail:1 x Vacuum Cleaner (built-in Li-battery)1 x Brush Nozzle1 x Flat Suction Nozzle2 x Sponge Filter(1 is installed on the product)1 x USB Cable1 x Instructions manual