?Automatically increases suction power within 1.5 seconds when extra vacuuming strength is needed to get the best clean. ?Easily increase your cleaning power to MAX 1400pa super power vacuuming strength whenever you need using remote control, the smart vacuum cleaner supports up to 120 minutes of extremely quiet but strong suction cleaning ?The automatic vacuum cleaner's filter keeps air pure and fine dust particles trapped inside dustbin. No brush design and powerful suction does not clog with dog or cat hair like the units with a rotating under brush ?its two side brushes, and powerful suction ensure a thorough clean.3 cleaning mode for your choose by using the remote control.