Enter type high low temperature test device is mainly used for the performance evaluation and test of instruments and instruments and related components under special temperature and humidity environment. The studio volume is 10 m3, the test temperature range is (-65~+130) ℃, the temperature fluctuation is ≤±0.3 ℃, the temperature uniformity is ≤2.0 ℃, the test humidity range is (20~98) %RH, the humidity deviation is ≤± 2.0% RH.