This 100 Light strand of red, white & blue lights is a perfect addition to your 4th of July summer collection. These lights can be used indoor and outdoor and can be connected string to string. They can be set to a steady burn or 2-way flashing. The lighted length is 24 feet our of a total length of 26.5 feet. If one or more bulbs goes out, others stay lighted. They have a white wire.