Leadleds Blue Led Name Tag, Built in Rechargeable Battery, Scrolling LED Signs Display Name Badge with Magnet and Pins, Advertising and Noticed Indoor Use for Bar, Cafe, Store, Uber The led name badge adjustable brightness (25%, 50%, 75%, 100%) 7 display effects (left, right, up, down,fix,snow, middle), 8 level speed, 32 emoticons include apple, smiling face, heart and etc Display support English / Spanish / Chinese(Simple & traditional)/Japanese/Spanish//German/French/Korean/Thailand etc Multinational language Rechargeable battery or run through AC. Programmable through your PC on XP, Vista, or Windows 7,8, can't support Mac Os. Store up to 8 different messages with 2040 Characters, you can adjust the font and its size