The device is mainly targeted at the electrical and electronic products, as well as its original components, and other materials stored at high temperature, low temperature, hot and humid environment, transportation, adaptive testing use. Mainly used for products in accordance with national standards or user-defined requirements, under the test conditions, the physical characteristics of the product as well as other relevant environmental simulation tests to determine the performance of the product, is still able to meet predetermined requirements in order for the product design improvement, identification and factory inspection by.