After job end! Laser automatically off ? How ? and how can I easily display the temperature?

My Neje laser module w20 is connected to a board (Mana SE V3.2 GRBL) … how to make the laser us power off when lightburn is finished ?

and how can I easily display the temperature of the laser with the Mana SE V3.2 GRBL … best on the monitor or external LCD ?