Description: Fine Material: The car humidifier is of fine PP and ABS made, which is firm, durable and not easy to break. USB Interface: The car diffuser is designed with USB interface, which can be easily powered by other power source. Colorful: The car air freshener is designed with 3 colors with 7 colors lighting, which can also be a home decor. Low Noise: The car humidifier will make almost no noise when it is being used, so it will not affect you when you are sleeping, working, driving and etc. Wide Use: The car humidifier can be used for most car models in the market while it can also be used for bedroom, office and etc. Specification: Material: PP, ABS. Color: Black, White, Pink. Size: Approx. 69x69x139mm/2.72x2.72x5.47inch. Power: ≦3W. Voltage: DC 5V. USB Cable: 100cm. How to Use: 1. Press once for 4 hours working 2. Press twice for 6-8 hours working 3. Press third times to close 4. Long press for 2 seconds to close the light Note: There might be a few color distortions due to different computer resolutions. There might be a slight error due to different hand measurements. Do not contain fragrance oil. Do not exceed maximum water line. Read manual before using. Use non-corrosive oil. Use 5V 1A USB adapter in car. Use USB 3.0 interface with laptop. Can not be by child alone. Package Includes: 1 Piece Car Humidifier(with 1 Piece USB Cable, 1 Piece Manual).