Heavy Duty Extension Cord - 12 AWG, 3 Pure Copper Conductors, 125V/15A/1875W, NEMA5-15P to NEMA5-15R, SJTW Jacket, emperature Range: -40°F to +140°F, UL Listed (Cross-Sectional Area: 3.31 mm²). High-performance copper conductors ensure maximum power delivery and durability Indicator Light Design - LED indicator lights up when the cord is powered, reducing the risk of accidental disconnections. Easy to locate in the darkperfect for nighttime use