A door knob having disinfection function

The present invention, in order to remove the bacteria, such as parasitic on the door handle, in the door handle to open the door by turning the knob, photocatalytic, transparent handle formed of a mixture of silver particles and a synthetic resin on the door handle having a bactericidal function; It is characterized in that comprises a lamp for emitting light to the transparent handle in accordance with the electricity generated from the power generation unit and the power generation unit to generate electricity in accordance with the electromagnetic induction due to the rotational movement of the knob rotational axis. The doors, handles and bacteria, disinfection, ultraviolet