This thermocouple and tilt switch kit is to fix the problem that light or flame does NOT stay lit, or the thermocouple is broken.The safety dump switch will automatically stop the heater when it's tilted or dropped, prevent the occurrence of gas leakage when the fire is extinguished and the gas is still on, which is more secure.Easy to install, just connect the probe to the ignition device, the thermocouple to the valve, and the other two ports to the safety dumping switch.Works with propane gas patio heater, outdoor standing patio heater, pyramid-style tower heater, heater, dome-style heater, tabletop heater, heater, Bay patio heater, Lowes patio heater, etc.Colour:As shownMaterial:Plastic + MetalPackage Contents:1 * thermocouple sensor kitOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.