[Enhanced Design & Efficiency: New atomization technology ensures quieter operation and improved fragrance diffusion making it more efficient than ever Larger Bottle Capacity: Now with an increased bottle size from 500ml to 800ml for extended fragrance use Cold-Air Diffusion Technology: Experience pure residue-free scenting with no water or heat involved. This advanced technology breaks down oils into fine dry nanoparticles preserving the integrity of the fragrance Bluetooth Control & Scheduling: Easily control settings schedule timers and adjust fragrance intensity remotely Simple Installation: No assembly required - just unbox place on a flat surface plug into a standard outlet and turn it on. The user-friendly interface makes operation a breeze]