1、Direct cold atomization essential oil, make fragrance more pure and healthy. 2、It can emit the fragrance in the air when you use it in your bedroom. 3、It is portable, easy to carry; it can be charged by USB cable. 4、Made of ABS material, safe, non-toxic and odorless. 5、Perfect combination of essential oil and aromatherapy machine. Features: Perfect combination of essential oil and aromatherapy machine. Made of ABS material, safe, non-toxic and odorless. It is portable, easy to carry; it can be charged by USB cable. It can emit the fragrance in the air when you use it in your bedroom. Direct cold atomization essential oil, make fragrance more pure and healthy. Fine atomized particles(nanoscale), easy to be absorbed. Aromatherapy can soothe and help you sleep. Built-in rechargeable lithium battery, 3.5 hours of charge, can be used for about 8 hours. When it is not charged, it will automatically shut down after 2 hours of use. Suitable for multiple places to use, such as car, bedroom, office, etc. Specification: Condition: 100% Brand New Material: ABS Size: approx. 7.6 * 7.6 * 3.7cm/ 3.0 * 3.0 * 1.4in Weight: approx. 287g Color: White Voltage: 5V 1A Package List: 1* Aromatherapy Diffuser 1 * Essential Oil 1 * Felt Pad 1 * Felt Buckle Notes: 1. Please allow 0-2cm error due to the manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.