1Support, English, Numbers, symbols, global language 2Display 8 text messages or 8 text&image messages; maximum 1500 English characters and 760 Chinese characters 3Applied in: station, airport, shopping malls, hospitals, hotels, Banks, securities market, construction market, the auction house, upscale restaurants, cafes, tea bar, KTV, cake shop, supermarket, tourist attractions, etc 44 grades of brightness, 8 levels of speed adjustment, 16 image available 5Support system: for win7/Vista/XP/2000/98, etcFeatures: Support, English, Numbers, symbols, global language. Display 8 text messages or 8 text&image messages; maximum 1500 English characters and 760 Chinese characters. Applied in: station, airport, shopping malls, hospitals, hotels, Banks, securities market, construction market, the auction house, upscale restaurants, cafes, tea bar, KTV, cake shop, supermarket, tourist attractions, etc. 4 grades of brightness, 8 levels of speed adjustment, 16 image available. Support system: for win7/Vista/XP/2000/98, etc. Specifications: Product size: Approx. 93 x 30 x 5mm/3.66 x 1.18x 0.2inch How to wear: pin/magnet adsorption Display: 12 actions (upper, lower, left, right, stationary, reserved, snowflake, window display, digital display, running horse light, flashing, border) Charging: USB power Battery(Built-in): 3.7V 240mACommunication interface: USBColor: red digital display Charging time: 3 hours Weight: 90g Package Included: 1 x LED Name Badge 1 x USB cable Note: 1. This product doesn't include the US plug 2. Please note that the new type and old type of this product will be sent randomly and make sure you will not mind before ordering.