... 4. IP67 5. OEM service provided 12V200W Waterproof LED transformer Features: a.Waterproof LED transformer ,12V 200W, constant voltageb. Epoxy encapsulated, ... air convection.f. Application: LED display, LED channal letters, LED signs, LED underwater light and so on SpecificationModelGLS-200-12AC InputVoltage170-250V AC/ ... , Cadmium, Mercury, HexavalentChromium and/or PBB &PBDE Waterproof LED Transformer