No Standalone lithium batteries are sold with the product | 【Enhanced】 Thanks to the increase of rotation speed, it has the suction power enhanced and set as high and low suction gears. It can work for up to 90 minutes with 60dB running noise! As a practically dust cleaner, handy and portable positioning is well featured. | 【Enlarged】 The capacity of the dust cup is expanded to 58ml, and the filter is added to make it more independent and larger. It is worth noting that the dust cup adopts a translucent visual design so that the storage capacity can be known at a glance. | 【Efficient】 The seamless filter can filter particles larger than dust (<75μm), which helps reducing secondary pollution, and what's more, they are all washable without too much dirt-hiding fold. It is a small and efficient helper for desktop cleaning. | 【Enable】 The closed impeller structure prevents hair entanglement, finger touch, and crushing inhaled particles. These make it more convenient to clean and have high safety. The resulting two-stage layout is a simple design with a balanced style. | 【Easy】 Lengthen the nozzle, which can clean the narrow places. It is an excellent handheld device with a weight of 0.5lbs and a size of 3.94*3.15 inch. The bristles are lengthened to 6mm, allowing larger debris to pass through, all just for you to clean easily.