Aromatherapy oil bottle, including bottle caps and used in place of aromatherapy essential oil bottles, it is the bottle of bottle of set equipped with metal frame, metal frame has described with bottle hole, a place in the bottle and the diameter of the head to match the mentioned hole of high temperature resistant ceramic mandrel from down to up in turn through the hole of the bottle, metal. The utility model and form a complete set of special electric car incense, essential oil can be directly heated in the bottle and send out effective gas, can sterilization, decomposition of formaldehyde and benzene, degradation of carbon dioxide, purify the air inside the car, can be prevented by droplets and air infectious diseases, insect repellent except for mites, and aromatherapy oil cracking process to produce oxygen.