OMEGA PRO 600w Dimmable Digital Ballast, 600 Watt Dual Spectrum Grow Flower Bulb
NO NEED TO CHANGE THE 600w LAMP ON ANY SETTING! - Reduce the output of your lamp when not so much power is needed. 660w-600w-400w-250w DIMMABLE OPTIONS. Dual Spectrum Grow & Flower Lamp. mol/J - by Loadstar.