Light Transmitting Vertical Stripe Aromatherapy Machine In Europe And America $ 17.34 Product information : Power supply mode: USB Function: aromatherapy Noise: 36-45db Timing function: less than 2 hours Water tank capacity: 0.5L or less Color: black, purple Whether it is dry-proof: Yes. Capacity: 200ml Material: resin Packing list: Humidifier *1