H13 HEPA Air Purifier for Home and Bedroom, 360┬░ Air Intake with Durable Filtration, Covers Large Rooms Up to 1120 ft┬▓, Pet Households Office Dormitory (Medium)

UL & CSA Certified Safety, Reliable Quality Assurance This air purifier strictly conforms to UL STD. 507 and is certified to CSA STD C22.2 NO.113, meeting rigorous safety and performance standards for electrical appliances. Designed exclusively for indoor use, it features a secure power connection design to prevent electric shock risks. The product undergoes strict quality inspections before leaving the factory, backed by a 1-year free warranty (under normal use), giving you peace of mind for long-term use. | Dual-Layer Filtration System, Comprehensive Air Purification Equipped with a pre-filter and SheerAIRE-HEPA High Efficiency Filter, forming a multi-stage purification system. The pre-filter effectively captures floating hair, dust, and lint; the HEPA filter targets PM2.5 particles, pet dander, and cigarette smoke, efficiently trapping fine airborne particles to enhance indoor air clarity. It delivers cleaner and fresher air, creating a healthier living environment for you and your family. | Intuitive controls for daily ease: 3 wind speed modes (L/H/Sleep) adjustable via the wind speed button, with Sleep Mode dimming LEDs for undisturbed rest. The timer function supports 2H/4H/8H auto-shutdown, saving energy while meeting diverse usage needs. A 3-second long-press child lock prevents accidental operation, ensuring safety for households with kids and pets. Red-flashing filter replacement indicators remind you to change filters timelyno guesswork needed. | 3 Size Options, Tailored to Every Space : Three practical sizes (Small/Medium/Large) fit diverse scenarios: Compact Small (up to 516FT) great for desks, small bedrooms, or personal spaces; Versatile Medium (up to 1120FT) fits living rooms, offices, or guest rooms; Powerful Large (up to 1980FT) suited for open-plan or spacious family rooms. With low standby power (0.5W) and energy-saving operation (16W/33W/43W rated power), it blends strong purification with energy efficiency, ideal for homes, bedrooms, offices, and more. | Easy Maintenance & Long-Lasting Performance Designed for hassle-free upkeep: simply wipe the body with a soft dry cloth and clean air inlets/outlets with a vacuum cleaner regularly. The pre-filter needs replacement every 90 days, and the HEPA filter every 365 days (varies by usage). Use only SheerAIRE dedicated replacement filters (model-matched) to ensure optimal purification efficiencydo not wash or reuse filters. | Long term worry free maintenance, intelligent detection mode, composite filter cartridge lifespan of 6-12 months, with three detachable filter cotton attached to reduce consumable costs; When the filter needs to be replaced, a red light will light up to indicate