This 7-color mood light USB bear humidifier combines multiple functions to be your perfect lifestyle companion Featuring advanced ultrasonic mist technology that produces fine, evenly distributed water vapor to effectively increase air humidity and relieve dryness. The specially designed aromatherapy slot allows you to add your favorite essential oils, releasing pleasant fragrances while humidifying to help relax and improve sleep quality Built-in 7 adjustable color mood lights with single color and auto gradient modes to easily create warm and romantic ambiance. Whether for work, study or relaxation, it provides an enjoyable visual experience Adorable bear-shaped design available in three fashionable colors: white, green and pink to perfectly match various decor styles. Compact size with USB power supply makes it portable and convenient for use anywhere Ultra-quiet operation below 35dB ensures no disturbance to your study, work or rest. Energy-efficient design allows for long-lasting use with peace of mind Suitable for multiple scenarios including desktop, bedroom, dormitory, car and more. Ideal for students, office workers and family users to provide comfortable humidification in dry air-conditioned rooms or confined car spaces