This high-efficiency T5 LED fixture is equipped with 41 watt AgroLED iSunlight lamps. These lamps combined produce an amazing 4,900 lumens per lamp with a 5,500° K lamp color that is ideal for propagation and vegetative lighting cycles. Sun Blaze LED fixtures feature an advanced reflector design that delivers excellent reflectivity and diffusion. White powder-coated steel housing is louvered for cool operation. Wire cable hangers are included with every fixture as well as V-hangers and hanging holes for side mounting (hangs horizontally or vertically) and lower ceilings. 12 ft power cord and on/off switch allow for easy operation. 4 lamp model features an on/off for easy operation. The daisy-chain feature allows multiple fixtures to be plugged in together. Using the environmentally friendly, mercury-free AgroLED iSunlight lamps reduce electricity consumption by up to 25% compared to traditional T5 lamps. This high-quality light source provides excellent, on-target light output. One year warranty on lamps.