New smart diffuser and distinctive with a 60 ml aromatic oil, manufactured by the best international companies. Smart diffuser features: 1 Wide coverage up to 200 cubic meters * Luxurious design that adds an aesthetic touch to the place * Advanced second-generation technology to ensure strong and fast aromatic diffusion in seconds * Smart control through motion sensing sensors to save energy * Completely quiet operation without any disturbance, ideal for work or sleep atmospheres. The device is wonderful, I bought two, but one is enough for the apartment