They're the perfect combination to welcome trick or treaters to your door: green and purple LED lights on black wire. We've paired our exceptionally durable, long lasting Opticore LED bulbs with a black commercial stringer to help you create a professional quality light display that will be the envy of the whole neighborhood! Opticore SMD LED bulbs provide superior brightness, energy efficiency and exceptionally durable, long lasting performance. Hang these vivid purple and green lights from the roof, along the fence, and across the porch for a one of a kind Halloween lighting design!Purple and green lights create the perfect eerie effect for Halloween. Our commercial grade strings and energy efficient LED bulbs combine to create a high impact, professional quality display that will deliver season after season. Opticore bulbs featuring SMD LED technology emit superior, vibrant, radiating light and last even longer than traditional LEDs while still maintaining the virtually unbreakable, fade resistant, energy efficient benefits you want. Black wire disappears at night against most neutral-toned backgrounds, making it a great choice for lights any time of year. Hang these LED string lights along the roof, across a porch or fence, or wrap them around trees for your most exciting light display ever!