Bluetooth Led Message Hat Animated Display for Party Mystery Black Accessory Sets allowing our customers to appreciate

allowing our customers to appreciate each product’s durability and easy to use designs

it won't hurt your eyes if worn for a long time

when display '' OK '' in the screen

bu aslo can keep your hands warm in the cold winter

Bluetooth Led Message Hat Animated Display for Party Mystery Black Accessory Sets allowing our customers to appreciate100% Cotton Button closure Funned LED Hat ever! Stylish Bluetooth LED hats are made of 100% cotton,soft and breathable. Adjustable button design, adjusting the size of convenience. Easy to on off: 3 second to open the button,3 seconds to close button. Detachable LED screen,LED screen size: 15037mm Three Step Connecting Bluetooth LED Hats: First step: turn on your bluetooth of the phone,scan QR code by your mobile phone. Second step: download magic