The body of household sweeper is wireless machine, mainly disc type. Use rechargeable battery to operate in remote control or operation panel on the machine. Generally, you can set a time to make an appointment for cleaning and self charging. Sensors are set in the front to detect obstacles. If you encounter walls or other obstacles, you will turn by yourself, and follow different routes according to the settings of different manufacturers. There is a plan to clean the area. (some of the earlier models may lack some functions) because of its simple operation function and convenience, it has gradually become a common household appliance for office workers or modern families.