Osram 4052899973428 is a part number for a standard LED PAR16, PAR16 LED lamp, which has a wide beam angle and is suitable for accent, spot, or task lighting. It comes in a 50-watt equivalent, dimmable, warm white light that has a rated life of 25,000 hours. The lamp is constructed with a rugged aluminum housing and has a 2 pin GU10 base.