General description The 400ml Essential Oil Diffuser is a BPA-free ultrasonic humidifier designed to enhance your home, yoga studio, office, or spa environment. With a wood color finish, it combines functionality with aesthetic appeal, providing a soothing atmosphere through mist and color-changing LED lights. Technical specifications Capacity: 400ml Effective remote control distance: 3m Working time: up to 10 hours Coverage area: suitable for rooms of 20-40m² Power supply for remote control: 3V CR2025 button battery (included) Usage Supports continuous and intermittent spray modes Allows switching between large mist and small mist Timer settings: 1H, 3H, 6H, or ON Color-changing LED light with adjustable brightness Other information Auto shut-off feature when water runs out Safe for children and pregnant women due to BPA-free material