Customized Bluetooth Hat Mobile APP Control Editing LED Display Hat Led Lamp Cloth Face Masks power-bank

power-bank

and then find out the black power A connector which is at the end of the yellow electrode on the back of the panel

and stadiums

Comfortable: Adjustable

Customized Bluetooth Hat Mobile APP Control Editing LED Display Hat Led Lamp Cloth Face Masks power-bankCotton Snap closure 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