Shipped with 2PCS MAX6675 module, 2PCS K-type thermocouple with free dupont cable.
Simple SPI serial port temperature value output, its temperature resolution capability is 0.25℃, cold junction compensation range -20℃~ 85℃, wide operating voltage range DC3~5V.
Combined the module and the IO port of the MCU via dupont cables, the temperature value of the K-type thermocouple can be directly read using the SPI protocol.