The extreme all-weather extension cord is constructed of 100% TPE (thermo-plastic elastomer) compound which guarantees maximum flexibility as well as abrasion and oil resistance. Furthermore, the TPE compound provides a lightweight, tangle-free construction to the extreme cord, not commonly found on most standard PVC cords. Tested in some of the harshest weather conditions in Alaska, the extreme all-weather extension cord is designed for durability to last a lifetime! Stays flexible in extreme temperatures! (221?F to -94?F). NEMA 5-15R, NEMA 5-15 3-outlet power block with indicator light to indicate that power is being supplied to the receptacles. Rated for 125 Volt, 15 amp, 1875 W. suitable for indoor and outdoor use.