The LED Starry copper wire String Lights are made with a fine bendable copper wire that can conform to any shape to add a beautiful decorative accent. Flexible yet durable, the string lights are perfect for positioning lights to any decorative project. Colored LEDs are individually mounted along the string and provide an elegant sparkling glow that can be seen from any angle. It is easy to use, just click the button on the white battery box. This water drop Flexible Starry String Lights are designed to be used both indoors and outdoors, however, we recommend not to submerge in the water, only use it outdoor when it is not raining. Due to its moldable shapes, the copper wires are flexible and easily mold into any shape you like. It can be wound around furniture, beds, windows, staircases, bars, frames, rafters, fireplace mantels, patios, balconies, boat decks, and more.