Ojin air purifier, Edison brand from Al Saif Gallery. New, unused, with original company box. Filter System: Triple stage (primary filter for large particles, HEPA 13 filter for bacteria and fine particles, and activated carbon filter for odors). Effectiveness: Kills 99.9% of airborne viruses. Purification Efficiency: The device purifies the air up to 99% from pollutants and helps remove dust, fine particles, bacteria, and allergens (like pollen). Smart Alert System: Features a display screen (often circular at the top) with a three-color light indicator (e.g., red, yellow, and blue) to indicate the real-time air quality level in the room. Price: 750 SAR