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