Product details:

Large icicle LED lights that can sync with the Lumations holiday symphony music conductor speaker (required, sold separately) for ultimate music light shows Rain tight twist lock to connect to other holiday symphony lights to expand light show variety 5 Total LED lights for alluring glow in your yard Approximately 6 feet long for beautiful lights hanging off your roof For indoor or outdoor use Let your lights dance with music! Watch your holiday symphony large icicle LED lights dazzle to the beats played by the Lumations holiday symphony music conductor speaker. Simply get the music conductor speaker (required, sold separately), then hang the holiday symphony large icicle LED lights onto your roof. The music conductor speaker will automatically connect and control all the lights tirelessly to play 7 pre-programmed extravagant music light shows. This light product can connect to other holiday symphony LED lights. Mix-and-match within the same series for a jolly good time!