NICREW ClassicLED Plus LED Aquarium Light with Timer, 27 Watts, for 36 to 48 Inch Fish Tank Light, Daylight and Moonlight Cycle, Brightness Adjustable

The full-spectrum light combines 6500K white, 450nm blue, TRUE 660nm deep red and green LEDs, producing a fine-tuned color spectrum. Adjustable spectrum on 2 lighting modes achieves more control flexibility. (Spectrum adjustable only when using timer, not for manual on)
Provides more options to adjust the auto On/Off time and brightness. Featured 15 or 30-minute ramp-up and dim-down to simulate natural sunrise and sunset, waking the fish up in soft lighting and ensuring a good sleep with complete off at night
Excellent color rendition with a high CRI of 91 for better appreciation of aquatic plants without distortion, restoring the most accurate natural colors of fish and aquatic plants. Suitable for freshwater or saltwater fish and low-medium light level plants
Adjustable docking mounts on both sides provide an easy way for quick adaptability to fit most rimless and framed aquariums
Aluminum alloy shell helps best heat dissipation, and this light is recommended for use over glass or acrylic canopy-covered aquariums