Ushio UHI-S400AQ/10/CWA 400W Aqualite MH Lamp for Large Reef Systems Bright for Vibrant Coral Growth & Deep Color Penetration 5001492 1 Unit per pack

400W metal halide lamp, ideal for large reef systems and marine aquariums Provides intense lighting to support vibrant coral and marine life growth High-performance light output for deep penetration and color enhancement Suitable for saltwater and freshwater aquarium setups Built for long-lasting, energy-efficient operation in demanding environments