Main Features of the Ultra-Compact Humidifier Compact & Quiet Ultra-compact size of 7.5 x 12.5cm, making it easy to carry. Operates at less than 35dB, as quiet as a library. Usable in bedrooms, offices, and cars. Easy Water Refill & Aroma Compatible Top-fill design for easy water refilling. Compatible with aroma oils for enjoying fragrances. Ultrasonic technology produces fine mist that moisturizes without wetting furniture. Long Operation & LED Light 150ml capacity for up to 16 hours of continuous operation. Equipped with 7-color LED light, usable as a night light. Two Humidification Modes & Energy Saving Mist output of 25ml/h with 2-stage adjustment. Features an automatic shut-off function to prevent dry burning, ensuring safety. Non-toxic and odorless, safe for homes with children and pets.