USB Portable Rechargeable Vacuum Dust Cleaner The cordless handheld vacuum cleaner also has a smooth and straight air inlet, which allows air to enter quickly. The arc-shaped air duct separates it from the dust and achieves the purpose of high-speed vacuuming; coupled with an electric floor brush, the motor can actively rotate and clean. , It greatly reduces the energy consumption of the main vacuum cleaner and ensures its suction power. One of the most significant advantages of a cordless vacuum cleaner is that we can carry it anywhere, anytime, whether it is at home or in the car, or in the office, it is very convenient, especially for families with child seats installed in the car, they can have a handy cordless vacuum cleaner. It helped the family solve a big problem.