IP68 Waterproof - The LED pool light is made of 316L stainless steel for corrosion resistance, crack resistance, fast heat dissipation, and high light transmission. IP68 waterproof with internal seal ensures that it can be used underwater for a long time without leakage. High Brightness - 30W actual power, 2400lm luminous flux, 120° beam angle, dimensions diameter Ø176mm x H97mm. Consumes up to 88% less energy than traditional 300W halogen lamps and lasts 10X longer. Easy Replacement - Universal size, compatible with most PAR56 housings/niches except small SPA devices, ideal for replacing 300W halogen lamps in common niches. This spotlight with 316L stainless steel housing can also be used in chlorinated or salt water pools. Maximum Safety Voltage - 12V low voltage output ensures the safety of underwater lights. When testing and installing, please make sure to provide the 12V AC/DC transformer required for proper operation. (Excluding transformer and pre-assembled niche) Reliable