These environmentally friendly ArgoLED� Sun� 28 fixtures produce over 10,750 lumens and 155.01 PPFD from only 90 watts of consumed power and the Sun� 48 fixtures produce over 21,900 lumens and 316.806 PPFD from only 187 watts of consumed power. White powder-coated steel housing is durable with louvers to ensure proper thermal management. V-hangers are included with every fixture that allow the fixture to hang vertically or horizontally. 8 foot power cord and on/off switch allow for easy operation. Daisy chain feature makes for an ideal installation for multiple fixtures to be plugged together. This 6,500� K LED fixture is the smart choice for prop and veg cycles of your plants' life.