1、This is a for bluetooth‑controlled luminous display cover, which has the characteristics of monochromatic, flashing, gradual, glossy and multi‑color, can attract attention anytime and anywhere 2、This product can connect to for bluetooth, enter the download APP, manual DIY mode. You can customize the text or draw your own design, you can customize the information to display on the cover of the LED light! 3、Fix them in a fixed position, or adjust the speed and direction of scrolling (flashing snowflakes from left to right) . You can also play pre‑loaded animations or draw your own custom designs! 4、Compared with other covers, this product can be used for a long time and can be used for 5 hours when fully charged. The display screen works well, and this display screen can be taken out during cleaning. 5、Suitable for many situations: This high‑tech LED luminous cover is suitable for facial design and adjustable strap. It is very suitable for Christmas, Halloween, for masquerade, carnival, for rave, carnival and other occasions. 1 x Cover1 x User Manual 1 x PM2.5 Gasket1 x USB Cable Item Type: LED Full Color Luminous CoverBattery Performance: 902040 polymer battery 600mahCover Fabric: Ice silk + cotton clothInput Voltage/Current: 5V/1ACharging Type: USB interface chargingCharging Time: 3 hoursUse Time: 5 hoursCover Size: Approx. 20 x 9.5cm / 7.9 x 3.7in (retractable cover rope, suitable for most people)