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.(Snap closure)
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.
Bluetooth Hat APP Control: Download "Shining Glasses" APP. The hat connects to the phone via Bluetooth, See a lot of features on the APP. Built-in 700mAh, rechargeable 902040 Polymer Battery, Used for more than 5 hours.
Easy to Use: First download the APP(Named "Shining Glasses" ), turn on your 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 hat, choose the pattern and click OK, then it will show on the Led hat. If you do not know how to use it, please check the video, if still do not know, please contact us.
Widely Usage: You can edit your led 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.

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