Commonly used for the cultivation and preservation of cells, microorganisms, and molds; antibacterial testing and stability checks in pharmaceuticals, textiles, food processing, and other fields; material performance and lifespan testing of industrial products; also frequently used for inspecting various performance indicators of aerospace products, information electronic instruments and meters, materials, electrical engineering, electronic products, and various electronic components under high-temperature or humid environments. This product meets national standards such as GB/T2423.1-2001, GB/T2423.3-1993, GB/T2423.2-2001, as well as other relevant standard requirements.**: Equal air return ZL201721152110.5 (especially for low-temperature light cultivation tests).