R63 LED Reflector Lamps warm white & daylight are perfect replacements for the traditional glass reflector bulbs. The R63 is 63mm diameter and available in 3000K and 6000K. Offering a considerably longer life of 15,000 hours compared to the halogen or incandescent equivalent of 2000 hours, not only saving money in energy bill but also in maintenance costs. Ideal for general or spot lighting in commercial, domestic or retail applications.