Features: 1) Material: LED,7*40dots 2)Size:30*5*1cm. 3) Total 9pcs messages,each message can store max 250 characters.remote control function. 4) Life span: more than 100,000 hours (about 10 - 15 years) 5) Communication mode: input by remote controller 6) Power: DC12V¡À10% 7 Display color: blue, red, green, white, amber 8) Display effect: from right to left 9) Operating electricity: ¡Ü7.0W 10) Installation: fast and easy 11)Frame color:siver or black