bluetooth full color waterproof programmable rgb flexible led module 12*36 pixel display matrix sign app control led matrix screen

details images it is perfect for club activities, the dj can make the led hat show the music pattern or show the music name. the club people can make the hat display words or drawing to make you eye-catching and attractive. easy to use- first download the app, turn on your phone bluetooth and contact it with the app when the led display is starting to flicker means it contacts successfully. and turn on the app to edit your m a s k screen.