Deerma CM990 Dust Mite Vacuum Cleaner Double Tube With Digital Screen 13kPa Suction Force 0.6L Dust Bin 450W has strong vibration power 8000 times/min, deep cleaning dust mites. It has soft brush to clean deep crevices of fabric fibers. sweep and vacuum. 13kPa suction power, effectively cleaning dust mites under the surface layer of beds, sofas, blankets. UV-C light covers a large wide area. effective in disinfection. Eliminate mites with ultrasonic system no chemical residue