These 200 red supabright led christmas lights from premier feature either a static or multi action setting amp are suitable for both indoor amp outdoor use the overall cable length is 30m with 10m of cable run until the first light the bulbs are super bright as well as being energy efficientr these lights will add a warm colourful glow to any christmas displayr multi action led lights with static option bulbs are superbright energy efficient long lasting and durable for indoor