US Patent 7821765 Ion generating light assembly

A light to plug into a wall socket having a negative ion generator in the form of a pin. The pin design can be easily cleaned with a swab and cleaning solution such as rubbing alcohol, eliminating the need to trim or clean a brush electrode when corrosion or deposits form. The negative ion generator is always on and produces the negative ions to purify the air. The device can have a light sensor to activate the light when light is low. The device can also come with light emitting diodes which can be set to indicate the status of the various systems of the device. The device can come equipped with an air freshener that disperses vaporized perfume into the air.