Premier Decorations TimeLights - Battery operated with timer! Turn the lights on and they'll turn on automatically at the same time every day, & turn off after 6 hours. Alternatively, you can deactivate the timer and they'll just stay on as normal. 10cm spacing between each bulb and a clear cable to easily blend in to most Christmas scenes. Can be used for Christmas trees, or anywhere you like; indoors or outdoors - with a 0.3m lead wire to get you from the plug to the first bulb. Choose between 8 Functions; static, waves, sequential, chasing, twinkling, steady on, slow glow and slow fade. Requires 3x AA batteries (not included) for up to 30 days life Samuel Alexander 50 LED 5m Premier Christmas Outdoor Multi Function Battery Lights with Timer & Clear Cable in Cool White