The Q-SUN Xe-3 xenon arc chamber reproduces the damage caused by full-spectrum sunlight and rain. In a few days or weeks, the Q-SUN tester can reproduce the damage that occurs over months or years outdoors. The Q-SUN Xe-3 tester is a full-featured lightfastness, colorfastness, and photostability chamber at a breakthrough price. It utilizes three separate xenon lamps for a large capacity. The Xe-3 tester offers standard humidity control, and optional spray, back spray and chiller features. The Q-SUN Xe-3 is the only xenon arc tester that also has an optional dual spray capability. This allows for a second liquid such as acid rain or soap solutions, to be sprayed onto test specimens. The Q-SUN Xe-3 is the simplest, most reliable, and easiest to use full-sized xenon arc chamber available.