Excellent Value: Replacement filter set for air purifiers, effectively filters air particles for healthier living. Compatibility: Compatible with Hamilton Beach 04912 TrueAir 04160, 04161, 04150. Not OEM; by LifeSupplyUSA. High-Quality Air Filtration: High-Efficiency Particulate Air (HEPA) design filters fine particles and irritants Professional Grade: LifeSupplyUSA Air Purifier Filters are designed to be durable and efficient, ensuring maximum airflow and protecting your device. Easy Installation: Tool-free installation; simply remove and replace from your air purifier unit when needed. For best results, replace the filter every 6 months (depending on air quality and usage). Replacement air purifier filter by LifeSupplyUSA, designed to help maintain cleaner indoor air. Sealed for freshness and durability, this filter provides high-quality filtration to improve air quality in your home or office.