Dr. Aeroguard SCPR 1100, an air purifier machine ensures that you and family inhale clean air without spending a fortune on it. It is built with Active Shield 2X technology and HEPA filters that collect particulates of 0.3 microns from the air with an efficiency rate of 99.9%. The machine is equipped with features like smart air quality LED display, Anti-Allergen filter, Anti Microbial Formula, Anti-dust filter, Caster Wheels for Easy Movement, easy plug and play, Therapeutic Filter, Cold Catalyst Filter, Vita Ion. It weighs 15 kg. The built-in therapeutic filter not just lets you get clean air, but also fills the air with vitamin C, thereby reducing stress and aiding relaxation. With Vita-Ions are the negative ions with a blend of Silver Ions that controls the growth of bacteria and Diatoms that kill microorganisms. The built-in sleep mode lets you sound sleep with no noise hindrances efficiently for 8 hours once activated.