Features: brand new and high quality The super soft LED flexible screen has strong installation adaptability and can easily cope with various special-shaped installations. Unique DIY Show Your Charm : Unique, Fun & Entertaining! Show off your creativity. Light up your message and make it stand out simply with the tip of your finger. Easy to use. The full-color color flashes brightly, clearly displayed, ten language input and display, up to 20 dynamic pictures, and DIY graffiti patterns can also be used. Music rhythm, the light beam for beats with the rhythm. After the Bluetooth-compatible connection is successful, the page displays multiple modes: text, animation, rhythm, microphone rhythm, DIY graffiti mode. High-quality Materials: Cotton hat +LED display Screen The hat is made of cotton and the led display is inside of the hat. If you do not want the led on, you can turn it off and use the hat as a normal one. Widely Usage: You can edit your LED for smart hat with words, music patterns, images, and drawings. When you put on the customized led hat, you will be the coolest and eye-catching person on the Party, Concerts, Rave Festivals, Christmas, Halloween, Graduation. It can also show your ad slogan with any scenes. Specifications: Material:Plush Size:Approx.24x20x15cm/9.45x7.87x5.91inches Color:Black Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x LED for Smart Cap