The Konstsmide set of 20 LED festoon lights which have clear acrylic bulb sized outer casings with black cable and lamp holders. This fabulous set from Konstsmide 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. The incorporated non-replaceable 2800k warm white LED's are extremely energy efficient to use. Colour: Black, Clear Material: Plastic IP Rating: IP44 Power Source: IP20 rated plug transformer. Dimmable: Dimmable with LED compatible dimmer switch. Light Output: 6.8W, Amber Guarantee: 2 years guarantee. Dimensions: Overall - L 9.50 Metre