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