LED Bluetooth Word Display Mask

This Mask Can Say Whatever You Want It To Say!    Power Connection: USB Rechargeable  Chargint Time: 2 hours  Glowing Time: 8 hours    a. 4 color light, can display Text/Pattern/Rhythm/DIY Graffiti.  b. Bluetooth connection, mobile APP control, can be set to display any letter.  c. 3D fit face design with adjustable strap, one size fits for most of adult and kids. It is light and easy to ware.  d. LED battery is hidden inside the controller, charge mask by a USB cable, no more accessories, no need AA batteries. Fully charging takes 2 hour, luminous mask can continuous work 8 hours.  e. Smart charging. When charging, the mask will display the charging pattern, and the display will be turned off automatically when fully charged.  f. Support multiple language editing: Chinese, English, French, German, Spanish, Portuguese, Japanese, Korean, Russian.  g. This high technology LED light up mask is perfect for Christmas, Halloween, Costume Parties, Masquerades,Mardi Gras, Rave Festivals, Carni