Features IP68 waterproof - The underwater LED lights are made of excellent 316L stainless steel material for corrosion resistance, cracks, fast heat dissipation and high light transmission. IP68 waterproof with internal seal ensures that it can be used underwater for a long time without leaking. High luminosity - 30 W actual power, 3000 lm luminous flux, 120° beam angle, dimensions diameter 176 mm x height 97 mm. Consume up to 92% less energy than 300W traditional halogen bulbs and last 10x longer. Easy replacement - Universal size, compatible with most PAR56 housing/niches except small spa lights, ideal for replacing 300W halogen bulbs in ordinary niches. It is not recommended to use this model made of 316L stainless steel in pools with high chlorine concentration and salt water. Safe operating voltage - 12V low voltage output, which ensures safe underwater lighting. When testing and installing, make sure you provide the 12V AC/DC transformer required for proper operation. (Without 12 V transformer and pre-assembled niche) Reliable quality - CE, RoHS, FCC, EMC, LVD, IP68 certification. We are a professional LED manufacturer with our own research and development team. Your investment is backed by our quality promise. Product DescriptionLyLmLe PAR56 Swimming Pool Lights 30W Underwater Lights LED Submersible Waterproof IP68 12V DC/AC,6000K Cold White