Indoor and Outdoor. Gauge Conductors: 16/3 SJTWA. Cord Length: 25 ft. Color: White. Number of Conductors: 3. Number of Outlets: 1. OSHA Listed. Insulation Material: PVC. Wire Type: Round. Plug Type: Grounded. Maximum Amperage: 13 amps. Watts: 1625 watts. UL Listed. Volts: 125 volts. For landscaping and outdoor lighting. 5-15R plug type. Water and oil resistant. May also be used indoors.