Please Note: this product can only use single pure essential oil, not chemical perfume or viscous pure essential oil! Citrus essential oil is recommende.Product Size:46 x 46 x 75.5mmPower supply: Type-C USBBattery:3.7V 800MAHHourly essential oil atomized volume: about 0.1ml/HNoise: less than 30dBEssential oil capacity: 5/10/15mlCharging time: 2HMist Spray time:yellow light: spray 2 seconds/ intelligent sensor (when someone come, it will spray 2 seconds again,keep working)green light: spray 2 seconds/ stop 10 minutesblue light: spray 2 seconds/ stop 5 minuteswhite light: spray 2 seconds/ stop 1 minutesTimer: auto off in 2 hoursCoverage: 30sq.mProduct Feasures: 1. Microporous atomization, good mist,fast fragrance expansion; 4 model spray time;2. The sensor can intelligently sense within 3 meters and angle 120 degrees, and diffuser will automatically add fragrance;3. No need to add water and work with low voice;4. 800mA battery, 25 hours running time;5. Small size, portable and easy to carry;6. Automatic off within 2 hours.Color: WhiteMaterial: plasticPackage Contents:2 x Mini Aromatherapy Machine