Ultraflex outdoor extension cords by Toolway are perfect for all job sites and working conditions. These heavy duty cords are designed with a durable high-visibility green rubber jacket, allowing them to remain flexible and prevent cracking in arctic cold or melt in desert heat. They are rated to 125v and are equipped with led power indicator ends, which allows you to see if there is power going through them from a distance. These cords are also water, ozone and oil resistant.