The RGBW fiber optic cable is suitable for most light engine diver, Optical fiber bright colors and fast response. Optical fiber need to use together with light engine.(this kit not include light engine) Premium plastic PMMA fiber optic cable, great optical conductivity and flexible to easily create the shape what you need;Perfect for DIY your starry ceiling. No heat and electrical hazard at the point of illumination,only transmits visible and soft light that can be apply to heat allergic occasions.Operation temperature:-58°F - 167°F, no UV or IR energy. The LED Fiber Waterproof cable safety and easily install, widely being made ceiling sky decoration for home decoration, art exhibition and car illumination etc. Diameter of each fiber: 0.03in*9.8ft transparent side glow plastic fiber optic cable. GIDERWEL RGBW PMMA End Glow Fiber Optic Cable widely being made ceiling sky decoration for home decoration, art exhibition and car illumination etc. 【Notice】This RGBW LED fiber optic cable is a transparent cable that cannot be self-illuminating, it must be connected to a light engine. This Kit not include a light engine. ♦ Optical fiber need to use together with light engine as it only transmit light by the transparent tube but can not lit up by itself. ♦ No heat and electrical hazard at the point of illumination, only transmits visible and soft light so no risk of heat damage and can be apply to heat allergic occasions. ♦ Excellent toughness, soft and flexible cable can design whatever shape you want. ♦ No UV rays or IR Energy. Best choice for the museum, children’s room and art exhibitions. ♦ Long lifespan, easy to install and no extra maintenance. Parameter: Quantity: 300pcs/bundle Diameter of fiber optic cable: 0.75mm(0.03in) Length: 6.5ft/2m Allowable bending radius: 8 times diameter Working temperature range: -58°F - 167°F Package included: 1 Bundle 300pcs/0.03in/6.5ft LED Fiber Optic Cable