... while in use, the PVC of position couping to the coupler of light generator must be stripped off, and ... 12,JM-IIR-14 end light is recommended to use in matching with water light or fountain ... museum, handicraft, jewelry etc that are senwitive to light.2,End light of optical fiber is high ... illuminance, colorful and vivid, unease to be damaged, makes bulletin novel and picturesque, remains ...