Multi colour 50 LED string lights with auto timer - 6 hours on / 18 hours off - repeats everyday. Multi functional lights have 8 modes: combination, waves, sequential, slow glow, chasing/flashing, slow fade, twinkle/flash, steady on. For use indoor or outdoor. Length approx. 4.9m, with 0.4m of lead. Requires 3 x AA batteries (not included).