... Card, LED Badge, LED Message Badge, LED Name Tag, LED Sign, LED Advertisement Board, LED Panels, LED ... display. Confirms according to "K1" after selecting a letter or the symbol each time. After you ... display. Confirms according to "K1" after selecting a letter or the symbol. After the correction you ... Card, LED Badge, LED Message Badge, LED Name Tag, LED Sign, LED Advertisement Board, LED Panels, LED ...