2.100 pieces of White PC ball ,light color light. 3.Low consumption, beautiful bright color. 4.Can change several different flash mode by press the switch. 5.Provide a DC joint, can link two string lights together. 6.Waterproof, can be widely used for decoration of roads, courtyards, shop windows, stores, halls, stages, etc. 7.Perfect decoration for Christmas, Valentine\'s Day, wedding, party, etc.