50', 12/3, SJTW, Green, Pro Glo Extension Cord, Heavy Duty Cold Weather PVC Cord Has The Latest Safety Features That All High Profile & Hazardous Job Sites Require, Fully Safety Compliant & Its Patented CGM Connector Features A Continuous Green Ground Check Light That Lets You Know The Cords Electrical Current Is Safely Grounded, Pro Glo High Visibility Vinyl Jacket Insures The Cord Will Retain Its Flexibility In Temperatures Down To -40 Degrees Fahrenheit.