Professional Purification SystemEasily separate the dust and air, and easily lock 99.9% of the 0.3 m dusty, to avoid filter congestion leading to a drop in suction, less frequency of cleaning the filter.1st cyclone, metal mesh, 2nd cyclone, sponge, H12 HEPA, effectively remove 99.9% of Mites.Built-in independent micro-motor drive, dust/hair easy to inhale.Through the wind guide channel design, the super vacuum air pressure is directed to the motor and power group, quickly dissipates the power group working heat.Professional Configuration100000rpm brushless motor with High-speed roller cleaning.23000Pa with 120W suction power, easily cleaning dusty/hair/grain/coffee beans/screws.Built-in battery can removable and individually charged, and easy to change the battery.60 minutes working time in energy-saving mode, easily clean 380 square meters big house.33 min working time in normal mode;9min working time in Strong mode.Comfortable to UseIn front with LED light The dust/hair in any dead area, like under the bed, the crevices…etc., easily to be seen under the light.Dumping dusty with one button It can auto empty the dusty in the dusty box with a single touch, without selling the hands and making it more sanitary.5 level battery display 5 blue lights display, each lamp represents 20% of the power, can visually remind the machine power, reasonable arrangements for cleaning progress.