This item is a USB rechargeable portable vacuum cleaner. It will provide convenience in cleaning your table, book shelf, keyboard, and etc. You can carry and use it everywhere thanks to its small size. Features -Material: ABS -Size: 9.00X9.00X9.00cm/3.54X3.54X3.54in Charging voltage: 3.7v Charging time: 3 hours Working time: continuous 120 minutes Power: 2w Battery capacity: 1200mA - workmanship, reasonable structure, professional and practical, can bring you convenience. - Screw counter-clockwise to detach the cover and take out the bin, easy to clean after use. - Comes with nozzle, perfect for sucking between gap or corner. - Ergonomic design, more comfortable to hold with your hands. - Suitable for small area cleaning in a variety of scenes, easy to remove pencil shavings, leaves, and small garbage in the drawer. Package list: 1 x vacuum cleaner 1 x manual 1 1 x replacement 1 x USB cable