The Konstsmide extension set of 10 very warm white, amber LED festoon lights feature clear polycarbonate globe covers on a lightweight black PVC cable. This fabulous set is not only nostalgic but highly practical too as they are suitable for indoor or outdoor use. IP44 rated so ideal for parties, barbeques or simply some external decoration. Please note the transformer is IP20 rated so must be connected to an indoor socket or IP65 rated outdoor weatherproof socket. The incorporated non-replaceable warm white LEDs are extremely energy efficient to use and they come with hook for easy hanging. You can connect up to 3 extension sets to the 10 Light Start Set with a maximum of 4 sets per transformer. Colour: Black, Clear Material: Plastic IP Rating: IP44 Power Source: IP20 rated plug transformer. Light Output: 7W, Amber Guarantee: 2 years guarantee. Dimensions: Overall - L 9.15 Metres