Novelty Lights, Inc. offers a Red, White, and Blue 140 light chasing set with 4″ spacing and is 46.5′ long with 16 function controller. Create dazzling and animated christmas light displays using our chasing or fading multi function light set. The controller is built into the light sting and has a push button setup for 16 different functions. This set uses our premium grade mini light bulb with a 3,000 hour bulb life and 22 gauge wiring. If one bulb burns out the rest will stay lit. Tested by Novelty Lights to assure the highest quality. UL listed for indoor and outdoor uses.