The most common type of electrical wire and cable is 10-gauge wire. Product specs for this Portable Cord include the following: WIRE SIZE: 10 AWG, NUMBER OF CONDUCTORS: 3, JACKET COLOR: BlackFeaturesMax. Voltage: 600Jacket Type: SOOWWire Size (Wire and Cable): 10 AWGStranded / Solid: StrandedJacket Material: RubberTemp. Range: -40 Degrees to 90 Degrees CItem: Portable CordNumber of Conductors: 3Spool Length: 25 ft.Jacket Color: BlackJacket Type - Wire and Cable: SOOWWire and Cable Item: Portable CordMax. Amps: 30Jacket Type (Wire and Cable): SOOWConductor Material: CopperWire Size: 10 AWGNominal Outside Dia.: 0.66"Wire Color: Black, White, GreenFeatures: Oil/Sunlight Resistant, Weatherproof, WaterproofIndoor / Outdoor: Indoor/OutdoorStandards: UL Flexible Cord, CSA, MSHA Approved, RoHS CompliantJacket Material - Wire and Cable: RubberWire Size - Wire and Cable: 10 AWGLength: 25 ft.