It is suitable for auto parts and interiors, E-Meter,printing and dyeing, dyestuff, decorative materials, ect. ,which is simulating the artificial aging characteristics test of sunshine test and light. Though setting the conditions of solar radiation energy, temperature, humidity, alternating day and night in various climates, and other conditions in the test chamber, the simulated natural environment required by the standard is provided to test the performance changes of materials such as fading, aging, softening, hardening, and cracking.