The Coralife Marine Aquarium LED Clip-On Light is ideal for marine aquariums up to 20 gallons. It features a quick 3-way soft-touch control (all on/blue on/ all off). The 60 bright white and blue LEDs give a bluish deep sea look. The versatile mount is compatible with framed or frameless aquariums.

• Light dimensions: 8" X 2.75"
• The clip that attaches to the back of the tank expands to a maximum of 3/4".
• The bottom of the light will be 2.5" from the top of the tank
• Peak PAR=47. Avg PAR=26. Peak LUX=2612. Avg LUX=1512. The average output is at 12" from the center of the light in a 16" X 16" area.
  
• For fish-only saltwater aquariums. Not for reef aquariums.