High Light Intensity: Contain 6500 K white light, 450-495 nm blue light, 495-570 nm green light and 620-750 nm red light. CRI: 98. The aquarium light with full spectrum can reproduce the real colors of objects to relieve the visual fatigue, and thus improve the comfort of the environment. 24/7 Natural Mode: The LED light automatically starts at 6 a.m. and turns off at 10 p.m. Simulate the natural changes from sunrise, sunset to moonlight throughout the day, greatly energizing your fish and giving them a sound sleep. D/N Mode: Customize the daytime and night working hours with the fish tank light. Daytime duration: 6 h, 8 h and 10 h; Night duration: 2 h, 3 h and 4 h. Simulate the daylight and moonlight to create a natural environment. DIY Mode: The multi-colored LEDs allow you to set the starting time through the ?hour? and ?minute? buttons. It also provides 10 adjustable levels of brightness. Freely adjust the luminance for the growth needs of your fish. Heavy-duty Design: The clear board of the aquarium light is strictly sealed with silicone to keep out moisture or droplets. Solid aluminum shell can accelerate heat dissipation. The long-lasting bulbs and ETL-certified adapter ensure safety and continuous lighting. Product description 1 24/7 Mode 2 D/N Mode 3 Single-Color Mode 4 DIY Mode 1 Durable Velcro 2 Waterproof 3 Fast Heat Dissipation 4 Long-lasting Bulbs Aquarium LED Light Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.5 out of 5 stars 429 4.5 out of 5 stars 429 4.4 out of 5 stars 196 4.3 out of 5 stars 378 4.4 out of 5 stars 196 Price $13.99$13.99 $28.99$28.99 $19.99$19.99 $16.99$16.99 $65.99$65.99 Type Submersible Light Submersible Light Extendable Fish Tank Light Clip On Light Extendable Fish Tank Light Power 5W 10W 12 W 12W 42 W Size?Applicable tank) For 8-15 Inch Fish Tank For 20-40 Inch Fish Tank For 12-18 Inch Fish Tank For 12 Inch Fish Tank For 48-54 Inch Fish Tank LED qty 44 110 72 58 288 Material Plastic Plastic Aluminum Aluminum Aluminum