Enjoy fresh air anytime you need with the PlasmaPro 300S True HEPA Smart Air Purifier, featuring smart control, powerful filtration, and PlasmaPro technology. Three-stage filtration prevents dust, smoke particles, pet dander, and more from polluting your space. Set timers, customize schedules, and connect to third-party voice assistants on the free VeSync app. The air purifier is ideal for rooms 219 sq ft/20 sq.m in size, providing a steady source of fresh air to offices, living rooms, kitchens, and bedrooms. With noise levels as low as 22 dB, your environment always stays quiet and fresh. Bonus 3-Stage Filter included.