Christmas Lights 800 LED 20m Xmas Tree Lights - Fairy Lights Cool White INDOOR AND OUTDOOR With 800 20 meter LED bulbs in cold white, these mains operated, low voltage Christmas lights are the perfect purchase to create a Christmasy feel. They can be used indoors or outdoors depending on your preference. MULTI FUNCTION CONTROL AND MEMORY FUNCTION These plug-in, cold white, fairy lights have a multi function control feature. They also feature a memory function, to retain the last settings used. - LOW VOLTAGE You and your guests will love these bright fairy lights that are low voltage for added safety when using outside. - VFM e-Store Christmas Lights 800 LED 20m Xmas Tree Fairy Cool in White