LampLust 35 Ft. Cool White Traditional Shaped Series Battery Operated 100 LED 8 Function Indoor Outdoor Cool Touch Holiday String Lights with 6 Hour Built in Timer 420" green strand of 100 Cool White LED holiday string lights with traditional style bulb (Lead wire: 20", Distance between bulbs: 4") Suitable for indoor or outdoor use (not submersible) Requires four AA batteries (not included) for up to 25 days of use (6 hours a day) Cool to the touch when lit. LEDs will not get hot and last over 10,000 hours Push button function with eight light sequences: Combination, In Waves, Sequential, Slo-Glo, Chasing/Flash, Slow Fade, Twinkle/Flash, and Steady. Power options are only 6 Hour Timer (On) and Off technology built to last up to 25 days on one set of batteries