Constant-temperature and constant-humidity equipment capable of being used at low air pressure

The utility model relates to the technical field of constant-temperature and constant-humidity equipment, in particular to constant-temperature and constant-humidity equipment capable of being used under low pressure, which comprises a constant-temperature and constant-humidity equipment main body, universal wheels are arranged at four corners of the bottom of the constant-temperature and constant-humidity equipment main body, and hydraulic telescopic support legs are arranged at four corners of the bottom of the constant-temperature and constant-humidity equipment main body and correspond to the universal wheels. According to the utility model, through the arrangement of the waterproof breathable film, water vapor carried in external air is blocked outside when air interaction is carried out by the equipment, so that the interior of the equipment is ensured to be dry and is not influenced by the water vapor; therefore, the problems that existing constant-temperature and constant-humidity equipment needs to i