Compact and concise design, an interesting decoration. Noiseless operation with continuous mist output throughout the night, providing consistent moisture and helping to relax your mood. Convenient and easy to use, space-saving and portable, suitable for use anywhere at any time. A thoughtful gift for family, friends, colleagues, or business partners. The surface of the atomizing plate features an oxidation-resistant silver layer to protect the coating, and environmentally friendly electronic components are used. Name: Humidifier Power: 2W Voltage: 5V Spray amount: 30-40ml/h Working Hours: 2-8H Noise: 36dB Applicable places: Office, Car, Home, Hotel Occasions: Working, Driving, Yoga, Reading, Sleeping, Traveling, SPA and more Humidification method: Mist Discharge Use: Household Installation: USB Function: Ultrasonic Application area: Less than 10㎡ Power Type: USB Classification: Humidification Color: Green Material: PCB Package Contents: 4 x Mist Maker Plate Note: Light reflection and different display settings may cause slight color variations between the image and the actual item. Measurement error allowed is +/- 1-3cm.