The Premier Decorations 1600 LED Multi-Action Treebrights - Multi-Coloured are superbright energy efficient LED lights which can be used indoors and outdoors. They come with 5m of cable before the first bulb and 40m of lights. These lights provide four times more light per metre than regular lights with a 2.5cm bulb spacing, and the 8 programmable settings with timer function ensure the most festive Christmas lighting effect. Ideal for use on 2.4m / 8Ft tree.