Century 50 feet. Heavy Duty. Grease, oil, sunlight, freeze resistant. 12/3 SJTW 15A-125V Triple Tap Blue Extension Cord with inline GFCI By Power Tech Built in Serge Protection that is required by OSHA on job sites where an extension cord, power tool or other portable equipment is plugged in. Hard service jacket resists weathering, grease and is sunlight resistant for outdoor use. Special Thermo Vinyl Weather protection, which guarantees , will remain flexible in temperatures below freezing.