Innovative three-way power blocks provide additional outlets for power distribution. Vinyl jacket resists moisture, abrasion, and prolonged exposure to sunlight. Reinforced blades help prevent accidental bending or breaking and heavy duty strain relief protects electrical connections resulting in longer cord life. UL listed-meets OSHA requirements for outdoor use. STW wire type. Yellow. 12/3 wire gauge/conductor. 15 amps. 125 volt rating.