... ) Scrolling speed: 1~8 grade4) Brightness: 1~8 grade5) Display mode: 6 types, such as from right to left, from ... down, from down to up,stop, flashing and scrolling6) can display different languages such as English, German,Turkish, Spanish, Italian, ... green10) Power supply: battery or rechargable battery11) Edit style: by computer (USB) or keybutton12) Using led badge as advertisement and promotion ...