This Metal Ball Lights is a perfect choice whether being used indoors or outdoors. With 10 LED lights for every metre, this Christmas lights decoration is sure to light up your yard or home. The lights are super bright and will really make an impression. Plus, the transformer is weather resistant and only the plug will need to be out of the elements. The transformer allows for an extra low voltage to keep the energy costs for running this beautiful lighted Christmas decoration down. The bulbs used are conventional LED and are displayed in a multiple of colours. Your neighbors, family, and friends will enjoy this animated light show this holiday season.