1. voltage:220V-110V 2. 7 copper wire 3. long life span 4. total 8 colors 5.good quality and price christmas light Material:Rubber or PVC (for indoor or outdoor use) Applications: 1)Suitable for residential and commercial lighting, shop-windows, galleries, museums, meeting rooms, exhibitions, bars, hotels, KTV and so on 2)Used for indoor and outdoor decorations on trees, mail box, ground fence ...