{"product_id":"koios-k03-air-purifier-for-large-rooms-up-to-2400-sq-ft-washable-hepa-filter-aromatherapy","title":"KOIOS K03 Air Purifier for Large Rooms up to 2400 sq ft | Washable HEPA Filter \u0026 Aromatherapy","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe KOIOS K03 is built for open living spaces, large bedrooms, dorms, and multi-room homes, delivering thorough air cleansing across up to 2400 square feet. It also doubles as an aromatic diffuser, adding a gentle fragrance that can enhance your daily environment without overpowering the room.\u003c\/p\u003e\n\n\u003ch2\u003eWhy choose KOIOS K03\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e3-in-1 washable HEPA filter with a detachable pre-filter makes maintenance simpler. A dedicated filter indicator helps you stay on schedule, and replacing the filter is quick after a long-press RESET to complete installation.\u003c\/li\u003e\n  \u003cli\u003eWhisper-quiet operation with a 22 dB Sleep Mode keeps bedrooms calm, supporting restful nights while the unit runs in the background.\u003c\/li\u003e\n  \u003cli\u003eChild and pet safety features, including a lock and a 3-speed manual option, allow flexible control in homes with kids and animals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSmart, versatile air care\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eReal-time air quality sensing automatically adjusts fan speeds, so you don’t have to micromanage settings—great for busy households and office spaces.\u003c\/li\u003e\n  \u003cli\u003e2-in-1 functionality with an aromatherapy diffuser lets you add essential oils to release a pleasant aroma, helping to neutralize cooking or pet odors and keep the air feeling fresh.\u003c\/li\u003e\n  \u003cli\u003eErgonomic concave design enables easy movement from room to room, while a 4-level timer (2H\/4H\/6H\/8H) supports energy savings without sacrificing convenience.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSafety, certifications, and support\u003c\/h2\u003e\n\u003cp\u003eEngineered with high safety standards, the KOIOS K03 is CARB, ETL, DOE, and FCC certified. It produces no ozone and uses no UV light, prioritizing safe operation for homes and offices. If you have questions, our team typically responds within one business day. Official replacement filters are available through the QR code provided with the unit.\u003c\/p\u003e\n\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What spaces is the KOIOS K03 best suited for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The KOIOS K03 covers up to 2400 sq ft, ideal for large living rooms, open-plan homes, dorms, and multi-room setups.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What safety and maintenance features does it offer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It includes a washable pre-filter, auto air quality sensing, a child\/pet lock, and safety certifications with official replacement filters.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KOIOS","offers":[{"title":"Default Title","offer_id":51684673487165,"sku":"B0GHRCBR6M","price":330.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/7874\/8989\/files\/koios-k03-air-purifier-large-room-2400sqft.jpg?v=1778262370","url":"https:\/\/loftwyn.com\/products\/koios-k03-air-purifier-for-large-rooms-up-to-2400-sq-ft-washable-hepa-filter-aromatherapy","provider":"loftwyn","version":"1.0","type":"link"}