Danner 02393 Pondmaster Submersible Halogen Pond Lightset, Three Light with Transformer Decorative low-voltage halogen lights can be placed underwater or along garden paths as walkway low voltage lighting. Three unit configuration with transformer and 4 interchangeable colored discs. Heat-proof glass lens. Waterproof seals for safe underwater operation. Complete with 12 volt transformer, listed to US and Canadian UL standards. Adjustable light with approximately 20ft of power cord; high brilliance 20 watt halogen bulbs.