SANLI LED 16W RGBW LED Fiber Optic Lights for Sensory Rooms Bluetooth APP/Remote Control Music Mode with Sparkle Fiber Optic BundleWATERPROOF and NON CONDUCTIVE fiber optic lights for sensory rooms. The flash point cable is absolutely waterproof, and the diameter is only 0. 03 in 0. 75 mm or 0. 04in 1. 0mm. If it is not lit, it is not easy to find. You can hang it outdoors or on rainy days (BUT the light engine and power adapter MUST be kept in a dry place). Non conductive sparkle fiber optic cables make the curtain light safe enough. The waterfall curtain light kit is suitable