... ,Indoor LED Display,Outdoor LED Display, LED Name Card, LED Badge, LED Message Badge, LED Name Tag, LED Sign, LED Advertisement Board ... , then you can press "K5" to correct it. That is, first press "K5", then press "K4" to choose the character form ... ,Indoor LED Display,Outdoor LED Display, LED Name Card, LED Badge, LED Message Badge, LED Name Tag, LED Sign, LED Advertisement Board ...