General description You can create DIY programs using your mobile phone via Bluetooth anytime and anywhere. This fashionable and eye-catching LED name badge is the perfect choice for trade shows, parties, conferences, and concerts. It can be used in various settings such as exhibitions, restaurants, and promotions, making it a versatile LED sign for waiters, guides, drivers, and salespeople. Technical specifications Type: Black Frame Red Font Size: 90 x 30 x 6 mm Material: ABS Package Contents: 10 x Electronic Badge Measurement allowed error: +/- 1-3 cm Usage Display different messages at various times and situations. The badge supports multiple languages including Chinese, English, Korean, Japanese, Russian, and Spanish.