Features:Brand new and high quality.Software supports all languages. Energy savings and long lifespan.Fashion and Eye-catching, the best choice for your Trade Show, Party, Conference and Concert.Easy to use, Programmable through your PC ,Just plug in and Play.Support all the Fonts in your computer, Support gif/jpg/bmp/png formats images.Adjustable Brightness in 4 levels(25%,50%, 75%,100%) by long press the button in the back.With a Rechargeable 230mAh Lithium battery (Built in),it can run 12 hours or more in full brightness mode.USB charge way, just connect to the USB port of your computer when lack of power.Applications: Jewelry Price Card, Supermarket Products, Promotional Licensing, Nightclubs, Bars, Tournaments, Concerts, KTV, Tourist Attractions, Cafes, Auction Houses, Banks, Airports etc.Specification:Size:Overall Size: 97mm*26mm*6mmScreen Size: 93mm*23mmDot Matrix: 11*55LEDDot Space: 1.78mmColor:Red, White, Blue, Yellow, Orange, Green, PinkInternal Storage: 750 English Characters or Simple ImagesButton:1. Brightness Button:(1)Press Button about 3 seconds, turn on/turn off. (2)Brightness Control: 4 Levels (25%,50%, 75%,100%)2. Information Button:(1)Short Press, switch different information you want to show. (2)M1-8, Loop Play different information. Display Speed: 8 levels, can be controlled by Program. Display Mode: Scrolling Up and Down, Scrolling Left to Right, Display Fixed, Flicker, etc. Work Time: Brightness 25%, 24hoursBrightness 100%, 12hoursBattery:Rechargeable 230mAh Lithium BatteryDisplay Language: All Languages. Note:There could be some slight differences in the color tone of the pictures and the actual item.Please allow 1-2mm differs due to manual measurement, thanks.Package Included:1 x Main Body(Software stored in, Recharge-Battery Built in)1 x USB Cable(Micro-USB,USB2.0)1 x InstructionNO Retail Box. Packed Safely in Bubble Bag.