Custom Gifs, Pictures and Text: Turn your LED scrolling hat yoyoway into a unique fashion statement! With 576 light beads, you can create, save and display your favorite gifs, pictures and texts. Let your imagination run wild and show your personal style at any eventEasy to Use: First step: turn on your bluetooth of the phone, scan QR code by your mobile phone. Second step: download display, click APP. Last step: Click connection button, and click refresh button, click the arrow of the options with bluetooth, mobile phone will successfully connecting with hats soonGood For Solid Attention Getter: You can randomly program phrases onto this hat. Multi-function electronic hats, unique dispaly. 10 pattern animation, text edit, limit English and figure, symbol. Creative doodles edit, 9 flexible display modes. Surprise, Screen LED Hat displays music rhythm when opened music modesHigh-quality Materials: The LED rolling display hat is made of premium cotton cloth to ensure durability and comfort. Its adjustable buckle design allows for a perfect fit, while the thickened crown retains its shape, making it perfect for long-term wear during parties or festivalsHigh-quality Materials: The LED rolling display hat is made of premium cotton cloth to ensure durability and comfort. Its adjustable buckle design allows for a perfect fit, while the thickened crown retains its shape, making it perfect for long-term wear during parties or festivals