Detailed Product Description Parameters of Product: Model No.: ZJ-ZX5127Spec.(W*H*D in MM): 310*210 ... some other bacillis. So it authentically has the function for air purificaiton, sterilization, deodorization and disinfection. What Is A Photocatalyst? ... For exterior surface mold&moss protection and removal* Air PurificationFor VOCs, Nox, other air qualityFor the key components, filters, ducts of UV ...