Blue Craft String Lights are 80" of pure decorative joy, great to spruce up any promotional event, including: Wedding receptions, Christmas & other winter events, Trade show parties, Gala events. To activate craft string lights, slide switch on easy-to-hide battery house for one light function: Still Light. LED Colors: 20 Blue. Complies with ASTM, CPSIA, Prop 65. 80" L