This rechargeable Bluetooth LED badge is programmable via mobile phone app and can display scrolling messages. It can save up to 8 programs and is perfect for events, parties, and conferences. The badge is lightweight and visually striking, making it an ideal promotional tool for salespeople and waiters alike. Its compact size and USB charging port make it easy to use anywhere with any device that has Bluetooth capabilities. Features: - You can do DIY program by mobile phone via Bluetooth any where any time. - Fashion and eye-catching, the best choice for your Trade Show, Party, Conference and Concert. - Maximum save 8 programs, can switch it easily by press button. Show different message in different time and situation. - Party, exhibition, restaurant, waiter, guider, model car, model bus, driver, promotion, sales person, as a LED sign, you can use it any place. Specifications: Screen size: 93*23mm Product size: 97*28*6mm Package included: 1 x LED Badge 1 x USB Charging Cable 1 x User Manual Notes: 1. Manual measuring, please allow 1 ~ 3mm error,thank you. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the picture.