The air constant temperature shaker is a biochemical instrument that combines a temperature-controlled constant temperature incubator with an oscillator. It is mainly suitable for oscillating culture of various liquid and solid compounds such as biology, biochemistry, cells and strains in scientific research departments such as universities, medical treatment, petrochemical industry, health and epidemic prevention and environmental monitoring. Its main features: a: accurate temperature control digital display. B: There are oxygen supply holes, and the constant temperature studio has sufficient oxygen supply. C: It is equipped with mechanical timing. D: Universal spring bottle holder is especially suitable for the cultivation and preparation of various biological samples for comparative experiments. E: stepless speed regulation, stable operation, simple and safe operation. F: The inner cavity is made of stainless steel with good corrosion resistance.