PORTABLE & ULTRA QUIET , Silent designing, Small and is easy to carry. you can take anywhere with you. Enjoy or while you travel. LCD Display -The LED display shows the accurate timer and working modes. Just enjoy -button automatic working cycle! The unit shut off after the working cycle is completed. Effective: One-button control, no need for setting. Just attach and go away. Economical & Safe: No extra expense for filters or chemicals,It is the most portable, safe, time-saving and efficient way Method : Automatic 3 working modes for Color: White Material: PC+ABS Package Contents: 1 x USB charging cable 1 x ventilator 1 x cleaning package 4 x adapter 1 x instruction 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.