Hoʻohana nui ʻia ka PCB i kau ʻia me LED ma ke kahua o nā huahana optoelectronic a me nā ʻoihana kukui.
Hiki iā mākou ke kōkua i ka mea kūʻai aku e kūʻai i nā ʻano LED like ʻole ma ka papa PCB, ʻaʻole pili i ka wāwae o LED ʻo 3020/3528/5050 3020/3528/5050/1016/1024, etc.