Standard T5 Light Fixture 2ft 2 Tube-24W Standard T5 Light Fixture 2ft 4 Tube-24W Standard T5 Light Fixture 2ft 6 Tube-24W Standard T5 Light Fixture 2ft 8 Tube-24W Standard T5 Light Fixture 4ft 2 Tube-48W Standard T5 Light Fixture 4ft 4 Tube-48W Standard T5 Light Fixture 4ft 6 Tube-48W Standard T5 Light Fixture 4ft 8 Tube-48W T5 System delivers performance, flexibility, and high lumen output in any growing environment. These daisy-chainable systems allow you to choose multiple hanging configurations to meet your garden's design. They combine specular aluminum with energy-efficient/high-output T5 bulbs and put out double the light energy of normal fluorescent systems. Extremely made specular aluminum fixture with with on/off switch Extremely energy efficient-very low heat Powder coated steel housing Daisy-chain multiple units together (up to 8 on one extension) Comes with 6 1/2 ft power cord Louvered for cool operation Hanging Cable System 2-year warranty