Bring a traditional look to your holiday lighting with warm white LED Christmas lights that match the warmth of incandescent lighting. The green sockets, green wire, and 6-inch spacing make the 50-bulb set ideal for wrapping larger tree trunks. UL listed for indoor and outdoor use, you can safely combine up to 60 sets of the 25-foot strings end-to-end. The three-season warranty covers use for 30 days for each of three holiday seasons. Get the warmth of incandescent and the economy of LED when you choose these patented wide angle LEDs.