You can create DIY messages using your mobile phone via Bluetooth anytime, anywhere. <br>Fashionable and eye-catching design, ideal for shows, parties, conferences, and concerts. <br>Suitable for use at parties, exhibitions, restaurants, as a waiter or guide accessory, model vehicles, promotional events, sales displays, LED signage, and more. <br>Display different messages at different times and in various situations. <br>Supports multiple languages including Chinese, English, Korean, Japanese, Russian, Spanish, and others. <br><br>Type: Black Frame, Red Font, Four Characters <br>Color: Black <br>Material: ABS <br>Size: 90 x 30 x 6mm <br><br>Package Contents: <br>1 x Electronic Sign <br><br>Note: The package includes only the items listed above. Other products are not included. <br>Lighting and display differences may cause slight variations between the image and the actual product color. Measurement error allowance is +/- 1-3cm.