You can create custom messages using your mobile phone via Bluetooth anytime, anywhere. Fashionable and eye-catching design suitable for trade shows, parties, conferences, and concerts. Ideal for use at parties, exhibitions, restaurants, or as a guide, model car, model bus, promotional staff, sales personnel, or as an LED sign—use it in any location. Display different messages depending on the time and situation. Supports multiple languages including Chinese, English, Korean, Japanese, Russian, Spanish, and more. Type: Black Frame with Red Text, Four Characters Color: Black Material: ABS Size: 90 x 30 x 6mm Package Contents: 1 x Electronic Badge Note: The package includes only the items listed above; other products are not included. Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement error allowance is +/- 1-3cm.