1. lightweight 2.easy to carry,install and keep 3.safety, 4.battery powered 5.CE, ROHS standard led string lightcolor of light: red, yellow, pink, purple, white, warm white, green, blue, colorfulcolor of the wire: copper color or silver color, or some other colorsthe shape of the light: snow, heart, octagonal type, christmas tree- type, shapes can also be made by customers' requests. led copper ...