Energy Saving and Durability:The Desktop Vacuum Cleaner is enabled with auto power-off function,allowing it to go in off-mode whenever it is not in use for more than 10 minutes. This in-built system works as an energy-saver and lets your machine clean more efficiently with a one-time charge. 90 minutes of non-stop cleaning is possible for just 1 hour of charging, and that is because of the high capacity lithium-ion battery that keeps it alive.Unique Sweeping Design:Unique nylon brush fitting ensures perfect cleaning and maintaining the effort every time. This kind of mechanism is called Tabletop Crumb Sweeper.With this technique,cleaning crumbs,dust,dirt,eraser remaining,and many other such minute waste becomes easier a lot.And thus,every place can be cleaned with it such as a computer,keyboard,bag,wardrobe,etc.Powerful and Noiseless:The mini Vacuum Cleaner uses 9000rpm spinning rate,compared to mostly used 6000 rpm for other cleaners.With a 1000pa of suction power,it almost generates the suction power of a vacuum.Despite all this speed and pressure together, the desk cleaner is designed specially to produce less noise.Thus,it can be used beside a sleeping baby,or any meeting zone, or in libraries,and almost in every place where noise is prohibited.Remember: Whenever your vacuum cleaner is dying with suction weaken by dirt or similar things,it is time for you to clean the filter,so that the dust buster can work normally once again.Rechargeable Battery The mini desk Vacuum Cleaner comes with a very powerful in-built 1400mAh battery,which is rechargeable as well.The mini cleaner is more accessible due to its charge and use facility.Charging can be done through a laptop,powerstrip,USB hub,power bank,and any device that supports USB.Removable fittingThis is the reason why it is the most durable Vacuum Cleaner.The air filter can be removed and washed with water and reuse just like your first use.High speed rotating blade and nylon brush for Tabletop Crumb Dust Sweeping c