Aquarium LED Light ReefBar 2:1 12000k white/453 nm Actinic Blue BAR ONLY - Ultra High Lumen LEDs (~ 650 Lumens per Foot) High PAR Ratings/Wattage (About 9 Watts/Ft) - Fully Waterproof/salt creep proof & Seamlessly Dimmable w/ wireless dimmer - Linkable with an 8 power in on one end & power out on the other end (4 bars or 16ft) - Full Coverage LEDs w/ a 140+ Degrees of Light output to cover everywhere evenly - Light Sleek Design at only 3/4 inch wide and 3/8 in thick