Pẹlu idagbasoke iyara ti ọja ifihan LED ti Shenzhen, awọn ọja ifihan itanna LED ti ni lilo si ọpọlọpọ awọn ologun, ọlọpa ologun, aabo afẹfẹ ara ilu, aabo ina, aabo gbogbo eniyan, gbigbe, itọju omi, ina, iwariri, ọkọ oju-irin alaja, aabo ayika .. .
Ka siwaju