The use of wall lights that we often encounter there are various kinds of places, including the interior and exterior to. Of the many lights of the wall, which is important to note is the type of lighting, whether for interior or exterior applications.
It should really be noted that the lamp can last longer. For instance, if the lights for exterior wall then have to qualify the strength to weather conditions, such as cold or hot weather. If the case is considered properly, then the light will last longer.
As for determining the model of the lamp, this time a lot of models and sizes of lights, so I do not think it is too difficult to determine which is best for the interior and exterior of your home. Of some images and examples that we provide may be one option for you.