Extension Cord: Save space and connect to devices further away with our extension cord; using AC power, this 3-prong white extension cord has a gauge of 16AWG and is 13-amp (125V) for up to 1625W devices. Heavy-Duty Materials: Made from durable PVC materials and copper wire, this heavy-duty extension cord works indoors; this white extension cord is UL certified and grounded for safety from electrical surges.