The Mainstays 50-Count Battery-Operated Warm White Light LED Wire Lights . with 8 Lighting Modes is the perfect set of wire lights to use around the house all year. With a lighted length of 16 ft . these indoor/outdoor lights can be used to accent seasonal decorations on the mantel or to add some ambiance to your outdoor seating area. The 8 lighting modes allow you to change the lights to meet the mood of the occasion. Since the strand is battery operated . you won’t have to worry about being near an outlet. There is no need to remember to turn off your Mainstays 50-Count Battery Operated Warm White Light LED Wire Lights; just set the built-in timer and your lights will turn off automatically after 6 hours. The Mainstays 50-Count Battery Operated Warm White Light LED Wire Lights . with 8 Lighting Modes is a versatile and fun way to add lighting around your house.