Abstract: An apparatus for adjusting tint level by producing varying degrees of ultraviolet light is provided. The apparatus includes a window, a plurality of ultraviolet lights, a sensor, and an integrated control key. The window includes at least a transparent interior pane and a transparent exterior pane. A plurality of ultraviolet lights are disposed on the exterior pane of the window. The ultraviolet lights are molded onto an outer perimeter of the exterior pane. A sensor may be coupled to the ultraviolet lights. The sensor is configured to detect an output of the ultraviolet lights. An integrated control key is coupled to the sensor and is configured to be user controlled to adjust the tint percentage produced by the ultraviolet lights on the windshield.