LampLust Warm White 400 LED Connectable Battery String Lights With Timer and 8 Functions (94 ft.) Set of four 100 LED string lights and AA battery pack with timer and light sequence options On | Off | Timer with 8 unique light sequences | Battery box requires 4 AA batteries (Not included) Light sequence options include: Combination, In Waves, Sequential, Slo-Glo, Chasing/Flash, Slow Fade, Twinkle/Flash, Steady On Total length: 125 ft (38.1 m) Suitable for indoors and outdoors