aromadd 2025 upgraded 3500 sq.ft smart scent diffuser - hvac system, whole house aroma & hotel collection diffuser, waterless essential oil diffuser for home large room, cold air tech, 600ml (pure white) white u5 is up for auction in Home & Kitchen. The current bid is $24.66, 85% below the $169.04 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.