Long life and easy cleaning: The built-in lithium battery with long life and excellent performance. The smallest vacuum cleaner can work up to 60 minutes continuously after fully charged. Washable filter, nozzle and brush keep it new and durable Powerful Suction: The desktop vacuum cleaner Built-in 2000mAh lithium battery, rated output power is 8W. Two side vents assist with radiant heat. (*Pay attention: please keep the nozzle close to the plane so that the suction is greater） Wireless and USB charging port: Handheld wireless vacuum cleaner, mini-size and lightweight, convenient take it wherever you go.The package contains the USB data line, you can charge at any time by plugging it into the USB port 2 suction nozzles: The mini computer vacuum cleaner has two types straws that can be replaced.The flat nozzle can inhale small pieces of paper while the brush nozzle can dry the ash and dust Wide application: multi-function cleaner perfect for cleaning dust from desk/laptop/keyboard/air