Why You’ll Love It Bring professional reef-quality illumination to saltwater aquariums 12-30″ with the hygger 173 Marine One Coral Reef Light, a high-performance LED system designed specifically for soft corals, LPS corals, anemones, and marine tanks. Engineered with a precision light spectrum blend, exceptional PAR distribution, and a durable mounting system, this light delivers everything marine life needs to thrive — in a sleek, slim, and reliable fixture. Key Features Full Marine Spectrum for Coral Growth Each model features a targeted LED blend crafted for reef-friendly wavelengths: Loyal Blue LEDs: Enhance fluorescence and pop in soft and LPS corals Cool White LEDs: Provide balanced daylight to support full biological function UV 395–400 nm LEDs: Promote vibrant coral coloration Royal Blue LEDs (35W model): Increased intensity for deeper tanks and stronger coral growth This spectrum is ideal for: Soft corals, LPS corals, Fish-only saltwater tanks, Low-to-medium light reef setups. Wide Light Coverage & Strong Penetration Engineered for optimal spread: HG173-19W: Maximum spread 20″ × 20″, features 48 royal blue, 24 cool white, and 24 UV LEDs. HG173-35W: Maximum spread 30″ × 30″, features 96 royal blue, 48 cool white, and 72 UV LEDs. LEDs are mounted strategically to provide even, shadow-free illumination, making the fixture suitable for rimless and standard tanks. Adjustable, Secure Mounting Bracket The HG173 Marine One reef light includes a robust mounting bracket featuring: 1-inch adjustable tank-rim clamp Heavy-duty sliding track for height & depth adjustment Fit for most rimless and standard marine tanks Strong metal construction for long-term durability Easy Manual Control System Simple and direct control with physical buttons. Modes include daylight, blue-only modes, and manual blending, giving hobbyists quick customization for coral needs. Slim, Elegant & Durable Build Ultra-thin 0.6″ lamp body High-quality aluminum alloy for excellent heat dissipation Quiet and energy-efficient Anti-corrosion marine-safe materials A professional-grade look ideal for modern saltwater systems. Four-Purpose Channel Flexibility – Daylight Mode: Full-spectrum blend (White Blue UV) for vivid tank viewing. – White & Blue Mode: Balanced oceanic simulation for daytime clarity. – Blue UV Mode: Peak coral growth and color intensification. – Moonlight Mode: Subtle nighttime ambiance with low-intensity Blue/White pairing. Usage Tips Press and hold the 24Hrs button to activate Moonlight Mode, providing 3 extra hours of low-intensity light for nighttime viewing without disturbing your marine life. Adjust the timer and intensity settings to match your aquarium’s natural day-night cycle. Use the full LED spectrum to promote coral health and enhance their vibrant colors. Specification Package: 1 x Light with controller 1 x DC adapter 1 x Metal bracket 1 x User manual People Also Buy Sold out hygger Aquarium Cleaning Set 6-In-1 Reaching tank depths of up to 27.5"10% OFF $19.99 – $24.99Price range: $19.99 through $24.99 Rated 5.00 out of 5 hygger DC PRO Aquarium Wave Maker 6/12W ecological innovation for 20-150 Gal10% OFF $74.99 – $94.97Price range: $74.99 through $94.97 Rated 4.00 out of 5 hygger Saltwater Aquarium Light 50W for 24" coral reef tanks10% OFF $69.99 Rated 5.00 out of 5 hygger Smart Aquarium Starter Kit 6/10 Gal All-in-One Tank Kit10% OFF $100.00 – $179.99Price range: $100.00 through $179.99 Rated 5.00 out of 5