PIAA H7 XTREME WHITE PLUS BULB Rated at 4000K and providing 110 watts of light from only 55W, these bulbs emit a brilliant Xtreme cool white light that illuminates road hazards and signs long before a normal halogen bulb would. Technology: Xtreme White Plus Bulb Type: H7 Wattage: 55W = 110W Color Temp: 4000 Kelvin