LED LIGHTING DEVICE

An LED lighting device includes a transparent cover member arranged at an exterior member or an interior member and covering an LED element and a light emitting surface of the LED element mounted on a substrate, and a light transmission member receiving emission light from the light emitting surface of the LED element at a light inlet end and operating as a light transmission path. The light transmission member is integrated with the LED element mounted on the substrate together with the cover member using a transparent resin by insertion molding.