acj168 independent smoke detector independent smoke detector wireless home fire and light sensor

characteristics: 1. special structure: the detector takes the special structure and asic design, has the characteristic of dust density, mildewproof and anti-light interference etc. 2. practical: when people find smoke, they give an alarm and warn people to stay away from the danger zone. three. wide application: it is a four-smoke detector suitable for all fields: homes, shops, ls, restaurants, office buildings, schools, banks, libraries, computer rooms and warehouses. description: thi