Meet the Paradise by Sterno Home Smart AC Transformer: an app enabled device with a 200w transformer for indoor and outdoor use. It has a 120v and 3 x 12V AC power outlets. This is compatible with low voltage lighting systems. You get to control them with the included app.
The device has a LCD screen to help you easily manage your outdoor lights. It has 5 modes, including astronomical and dust-to-dawn timer.