EiKO 18001 SoLux True Daylight Narrow Spot 50 Watt MR16 Halogen Lamp, 10 Degree Beam Angle, 12 Volt, 4700 Kelvin These lamps feature high performance tungsten filaments which produce a brighter, whiter light Eiko Brand Bulbs For Great Performance SOLUX Mimics natural daylight Will not cause fading over time from IR or UV lighting exposure Average life of 4,000 hours More accurately reproduces color Ideal for color sensitive applications