and concise design, an interesting decoration Noiceless and make mist for whole night, provide contiuous moisture and relax your mood. Convenient and easy to use, space-saving and portable, can be used anywhere and any anytime. A meaningful gift to family, friends, colleagues or business partners. Surface of the atomizing sheet adopts an oxidation-resistant silver layer to protect the coating process, . Adopt environmentally friendly electronic components. Name: Humidifier Power: 2W Voltage: 5V Spray amount: 30-40ml/h Working Hours: 2-8H Noise: 36DB Applicable place: Office, Car, Home, Hotel Occasion: Working, Driving, Yoga, Reading, Sleeping, Traveling, SPA and so on Humidification : Mist Discharge Use: Household Installation: USB Function: Ultrasonic Application: Less than 10 Power Type: USB Classification: Humidification color:Green Material:PCB Package Contents: 4 x Mist Maker Plate Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.