The SY-1022H fruit and vegetable respiration tester can be used for measuring and analyzing the respiratory intensity of fruits and vegetables under storage conditions such as room temperature, refrigerated storage, controlled atmosphere storage, and supermarket refrigerators. The instrument can simultaneously display the CO2 concentration, O2 concentration, temperature, humidity, and respiration intensity of fruits and vegetables in the breathing chamber. And comes with PC software for direct testing on the computer. Very suitable for respiratory testing of various fruits and vegetables in schools and research institutes such as food, horticulture, fruit, vegetable, foreign trade, etc.