Programmable Scrolling Blue LED Name Tag with Build In Re-Chargeable Battery & AC Charger BLUE scrolling LED name tag Pin directly to your shirt or use the powerful magnet Displays your own c Stores up to 512 characters Re-programmable with easy on-board buttons Adjustable scroll speed Adjust NO MORE BATTERIES!!! Build In Re-Chargeable Battery & AC Charger Stores up to 6 messages allows for easy switch between message Color: Blue LED