Discover Alto by Casa Roma — the luxury table-top aroma oil diffuser designed to be as beautiful as it is powerful. Crafted from aerospace-grade aluminum with a refined diamond-grid pattern, Alto is a statement piece for homes, offices, and spas. Using advanced cold-air nebulizing technology, Alto diffuses pure essential oils without heat, water, or residue — preserving every note of their natural integrity. With Bluetooth app control, intuitive touch panel, programmable timer, and whisper-quiet performance, Alto makes personalized scent effortless. A 120ml cartridge provides up to 30 days of continuous fragrance, filling spaces up to 1,000 sq. ft with a lingering hotel-inspired atmosphere. Its rechargeable lithium battery allows easy portability, while subtle ambient lighting enhances the mood. Safe for kids and pets, Alto works with all essential oils but is perfected for Casa Roma's curated blends. Elegant, versatile, and enduring, Alto is the Rolls Royce of aroma diffusers — where timeless design meets elevated fragrance.