Use the 200-watt compact fluorescent bulbs to replace your existing 300-400 watt bulbs, wherever you want to provide full spectrum 6400 Kelvin cool natural light which is comparable to natural daylight.
These self-ballasted lamps work well in horticultural applications or as warehouse, shop, or barn lighting.
Almost anywhere you need bright, brilliant full spectrum lighting.
These Big Watt CFLS require a mogul socket (E39) to operate. Detailed description :