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. Party, exhibition, restaurant, waiter, guider, model car, model bus, driver, promotion, sales person, as a LED sign, you can use it any place. Show different message in different time and situation Support Chinese, English, Korean, Japanese, Russian, Spanish and so on. Type: Black Frame Red Font / Black Frame Red Font Four Characters / Black Frame Pink Font / Black Frame Orange Font / Black Frame Blue Font / Black Frame Blue Font Four Characters / Black Frame Green Font / Black Frame Yellow Font / Black Frame White Font Colour: Black Material: ABS Size:90 x 30 x 6mm Package Contents: 1 x electronic badge