DC12V high temperature k-thermocouple digital led temp controller switch modS Gw

ITEM NAME:DC12V high temperature k-thermocouple digital led temp controller switch modS Gw.1pcs x DC12V -30~999℃ Digital High Temperature Thermostat. "-" Key: Decrease the value of the display panel. P3: High temperature alarm, reaches this temperature the thermostat will prompt alarm. "+" Key: Increase the value of display panel.