... effects.Water supply pipe diameter, materialDN40 "Steel hoseBuilt-in lights power source requirements24V/AC,50W12V/AC,35W12V/AC,35W12V/AC,15W4.5V ... rod or glass rod. If placed a special LED light source inside of the nozzle , light will be uniform conduction along ... night, such as beautiful rainbow,With Wonderful statements. the light source transported by the flow water, seems like a light fiber ...