Cool in touch with low power and heat insulated, copper wire make it not overheat after usage. Easy to shape, made from high quality copper wire that is thin and flexible. The string lighting can be easily bended, and shaped around plants, signs, furniture and almost everything else. Indoor or outdoor use. The lights themselves are waterproof, making it perfect for outdoor areas such as patio, balcony, garden, dining areas etc. Note: The power adapter is not waterproof and should be used with weatherproof receptacle cover when used outdoors.