Christmas Lights 400 LED 12m Xmas Tree Lights - Fairy Lights Warm White INDOOR AND OUTDOOR With 400 12 meter LED bulbs in warm 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, warm 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 400 LED 12m Xmas Tree Fairy Warm in White