An automobile air outlet air purifier includes a main body shell. Two air ducts are provided on the main body shell through the surface of the shell. An electrical appliance cavity is arranged inside the main body shell. The negative ion generator, the storage battery and the circuit board assembly are arranged in the electrical cavity, the negative ion generator and the storage battery are electrically connected to the circuit board assembly, the output end of the negative ion generator is arranged in one of the air ducts, and Set separately from the electrical cavity. The utility model can be conveniently installed on the air outlet of the automobile by using the clamping jaws, and the air outlet is used to realize the circulatory ventilation and purification of the interior space of the vehicle. There is no need to install a fan for air supply, which is beneficial to reduce the production cost of the product and has a structure. The design is reasonable, not only has the functions of negative ion purification and aromatherapy purification, but also has a small size and is suitable for vehicle use.
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