Welch Allyn Solarc Light Source - RefurbishedThe Welch Allyn Solarc Light Source (#49501) includes a power cord. The Welch Allyn Solarc Light Source delivers the bright, white light expected from a xenon system, but at a fraction of the cost. The patented Solarc lamp provides white, xenon quality light (5,500 K) for more accurate color and clear tissue identification than 3,200 K halogen systems. The Solarc Lamp has a median life of approximately 550 hours.