COMPATIBILITY - The temperature sensor fits for all Pit Boss 700 and 820 series wood pellet grills; The rtd temperature probe for pitboss help provides accurate temperature readings, and make smoking meat easier; PREMIUM STAINLESS STEEL - With excellent processing performance, high toughness, and high-temperature and low-temperature resistance, the temp probe replacement ensures a long-term service life; EASY TO INSTALL - 4" Grill Internal Temperature Sensor Probe with 20" Line and 2 screws allows for easy installation; EASY TO CLEAN - The tip of the temperature probe can be cleaned in the tap. The RTD Temperature Sensor reads the internal temperature of the grill, communicating with the controller to maintain consistent grill temperatures. Replacement For Pit Boss Wood Pellet Smoker Grills RTD Temperature Sensor Probe.