These 100 light mini Christmas lights setsare 50' long on 22 gauge wire with 3,000 hourbulbs spaced every 6". Go ahead, decorate your wreaths andbushes and wrap your trees with our commercial grade mini lights. All of our mini light setsfeaturesnap-lock sockets that prevent twisting and pulling of the lamps. This configuration will keep the bulbs securely in place while eliminating vandalism and light loss. If one bulb does burn out the rest willstay lit. Every set includes 2 replacement bulbs and fuses. UL Listed for indoor/outdoor use.