This is a cool hat, if you put on it, you will the most cool people in the party. 🎉FEATURES: Soft and comfortable, one size fits most. Convenient, edit content anytime and anywhere, the effect is eye-catching with super bright LEDs. The product uses USB line of mobile phone to charge, lithium battery power supply. The display screen is waterproof. For UV Protection, night sports, golf, rave party, dancing, lights show. 🎉User Guideline: Scan Qr Code on hat to download app (support Android & iOS devices) Connect bluetooth via phone Customise your message on the hat via app. (All language supported) 🎉Specifications: Material: cotton+LED Screen size:150*37mm Input content: Letters, Digits and Patterns USB Charging Cable (Included in Package) Weight:145g 🎉Package Includes: 1x LED Message Cap 1x USB Charging Cable User Manual
