3mm Led Sign

2785 3mm led sign products are offered for sale by suppliers on Alibaba.com, of which digital signage and displays accounts for 53%, electronic signs accounts for 8%. A wide variety of 3mm led sign options are available to you, such as mall, schools and park.You can also choose from dc, transformer and plug 3mm led sign,as well as from led neon, led strip, and led module 3mm led sign, and whether 3mm led sign is marquee letters, led letter sign, or led channel letters.