Usage Tips:brand ,high quality Features: 1.Fashion and Eye-catching, The best choice for your Trade Show, Party, Conference and Concert 2.Easy to use, Programmable through your PC, Just plug in and for Play 3.Software have a lot of kinds languages versions 4.Support all the Fonts in your computer, Support gif/jpg/bmp/png formats images 5.Energy savings and long lifespan 6.Adjustable Brightness in 4 levels by long press the button in the back 7.With a Rechargeable Lithium battery,it can run 10 hours or more in full brightness mode 8.5V Power supply,With Battery capacity display, Just connect to the USB port of your computer when lack of power 9.Display mode: move up, down, left and right, fixed, flashing, various display modes of marquee can be set Specifications: Item Type: LED Badge Screen Size: 93x23mm / 3.66x0.91in Color: Red, Green, Blue, White, Yellow, Orange Power Supply: Rechargeable Lithium Battery (Included) Material: Electronic Components & Plastic Size: approx.97x28x6mm/3.82x1.10x0.24in Storage Capacity: 550 Chinese characters or 750 English characters can be stored (can be scrolled) Change word Mode: data line transmission (computer input content, connection send and display) Wearing method: pin + magnet Standby time: Charge 2-3 hours full, use 12-24 hours or so Applications: Jewelry Price Card, Supermarket Products, Promotional Licensing, Nightclubs, Bars, Tournaments, Concerts, KTV, Tourist Attractions, Cafes, Auction Houses, Banks, ports etc. Quantity: 1 Pc Note: Transition: 1cm=10mm=0.39inch. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Included: 1x Badge 1x USB Cable (other accessories demo in the picture is not included.)