Philips Halogen Energy Advantage IR PAR Lamps. Ideal for retail,residential, and commercial applications. For indoor and outdoor use. Up to 42 Layers of IR Coating on Double Ended Burner. Allows for more efficient use of IR beam technology (up to 22 lm/w). Up to 40% Longer Life and Up to 33% in Energy Savings. Only with the EnergyAdvantage IR lamps compared to standard halogen lamps. DiOptic/WISO Reflector. Increased uniform beam intensity without hot spots,superior beam control for effective accent lighting, and consistent quality lamp to lamp and throughout lifetime. 4200 Hour RatedAverage Life for Most Halogen Energy. Advantage IR PAR Lamps