Heavy Duty Extension Cord - 13 amps, 125 volts, 1625 watts, 5-15P/R, 16 gauge heavy duty cord with pure copper wire. Switch Design - On off switch built in the middle of the extension cord. You can use the switch of the extension cord to turn on or turn off your appliances. Indoor/Outdoor Power Cord - Temperature Range: -40°F to +140°F, flexible vinyl jacket protects cords against moisture, abrasion and direct sunlight. Safe Cable - UL Listed, 3 prong grounded plug for added safety. Reinforced blades protect prongs from bending or breaking. Wide Range of Use - You can use the switch of the extension cord to turn on or turn off your appliances, which is suitable for lamps, fridges, light strings, televisions, printers, air conditioners, and many sorts of other electrical appliances.