This 150-watt DC transformer measures 7.9 inches by 4.4 inches by 2.0 inches. Mount this unit on a wall, in a closet, on top of a beam, or in any other inconspicuous place. Using 16-22 gauge wire, you can power multiple candles from this unit. Perfect for indoor home, restaurant, or hotel installations. Wire the transformer to a switch to easily turn candles on and off (power switch is not included on transformer).