Mini USB Vacuum Cleaner If you often worry about the dust in small, tight spaces (such as the keyboard) cannot be cleaned, this USB rechargeable cordless vacuum cleaner is a very good choice for you. Safety and Notice 1.remove the front filter screen installed to turn off the vacuum cleaner power. 2.Clean the filter at least once a month, it has to be cleaned evident sediments on the filter at once. 3.The operation must be placed under vacuum cleaner filter condition. 4.Check before re-use filter is installed or damaged. 5.Avoid rain, near the hot objects, direct sunlight. 6.Do not touch any liquid. 7.Prohibition inhalation sharp objects ,hot objects, such as glass, carbon and so on fire. 8.The non-professionals forbidden to open repair or modify the internal wiring. Package Included 1 x Vacuum Cleaner Handle (built-in Li-battery) 1 x Brush Nozzle 1 x Flat Suction Nozzle 1 x Charging cable 8 x Brush Cleaning Kit 2 x Filter If you have any question, please contact us as soon as possible and we'll be at your service within 24hours.