【24/7 Mode】This aquarium light simulates natural sunrise and sunset, starting with warm orange light at sunrise, to bright full spectrum light at noon and starry blue light at nighttime, creating a natural day-night rhythm. Helps reduce fish stress and supports vibrant plant growth for a healthier freshwater aquarium.

【Full Spectrum LED Plant Growth】Equipped with premium 5050/2835 LEDs, delivering 6500K white, 665nm red, and 460nm blue wavelengths. With CRI >92, this LED aquarium light maximizes photosynthesis, providing balanced lighting for lush plants and healthier fish.

【Dual Mode Pre-programmed Day-L and Moon-L】① Color Cycling: 10 colors + 5 brightness levels (10%–100%) ② Moon-L: Custom color & 4H/6H/8H/12H timer for nocturnal viewing ③ Day-L: Automated daylight cycle with 2H/4H/6H/8H/10H/12H programmable timer and 15-min gradual transition to prevent sudden light changes. The light turns on and off slowly over a 15 minute period so it won’t spook your fish.

【Adjustable Bracket & Durable Design】20W fish tank lights extendable brackets fit tanks from 18~24inch (45~60cm). Sturdy aluminum alloy housing ensures efficient heat dissipation, 20,000+ hours lifespan, and is compatible with most rimmed, rimless, glass, or acrylic tanks.

【Memory Function & Splash-proof】Features Power-Off Memory to retain settings after outages. Built with IPX4 splash-proof and supports 100–240V worldwide voltage. Ultra-thin aluminum alloy shell is splash-resistant, easy to clean, and durable against accidental drops.