The 450mL 7-Color Night Light Mist USB Air Diffuser Humidifier offers a blend of functionality and relaxation, ideal for enhancing any indoor environment. Featuring a large water capacity, it provides up to 12 hours of continuous mist, effectively humidifying medium to large rooms while dispersing essential oils for aromatherapy benefits. Utilizing ultrasonic technology, it operates quietly below 35dB, ensuring a peaceful ambiance conducive to work, sleep, or relaxation. This versatile device includes a 7-color LED night light that enhances the atmosphere with adjustable brightness settings, doubling as a gentle night light. It's designed with auto shut-off functionality for safety, automatically turning off when water levels are low to prevent overheating. Suitable for home, office, or spa use, the diffuser supports improved air quality by reducing airborne allergens and enhancing breathing comfort. It's powered via USB for convenient portability, allowing use with laptops, power banks, or USB adapters. Easy to operate