... all over the world3.Support Windows7/XP,Vista systerm4.Programmable LED Signs, Display Ability: English 8000 Chars, East Asia 4000 Chars, 10 ... scroll bottom, twinkle, frame8.Programmable LED Signs, Support GPG/BMP/PNG/GIF format9.support time display (88:88:88)10.work time ... upload message from PC and re-charge the battery18.can display by upright or stand upside down19.support the function "countdown ...