A wireless temperature-measuring device based on ZigBee wireless transmission technology for monitoring the change of fermentation temperature in pits for liquor-making enterprises was introduced in this paper.Compared with former temperature-measuring devices,the newly-developed one had the following technical advantages: successful utilization of ZigBee wireless transmission technology,low energy consumption of the system,wireless configuration of ID,and unique design of indicator button and system structure.Such device has broad application foreground.