Aquatic Life 15-Watt Light Aquarium Light, 36-Inch, White/Blue Broadcast Reflectors with a dimple design diffuse LED light evenly throughout the aquarium Expandable design allows up to four fixtures to be linked together with included hardware Adjustable width Frame Mounts hold fixture securely above the aquarium Durable on/off rocker switch for convenient lighting control 460nm blue and 10K colors ideal for soft corals Broadcast Reflectors with a "dimple" design diffuse LED light evenly throughout the aquarium Expandable design allows up to four fixtures to be linked together with included hardware Adjustable width Frame Mounts hold fixture securely above the aquarium Durable on/off rocker switch for convenient lighting control 460nm blue and 10K colors ideal for soft corals