What is the life-saving equipment that is always available at home?

Firefighting equipment, such as fire extinguishers, escape ropes (one is equivalent to the height of a 10-story building), escape flashlights (the light is very bright, can pass through the smoke, can be found by the rescuers, the other end is a nail hammer, can break the glass, with magnets, can be sucked on metal objects, etc.), gas masks, scissors or knives,