Product Details1.Advantages: The wire uses pure copper inside for lower resistance and higher conductivity, and the outer PVC insulation layer provides excellent insulation and heat resistance. The wire ends are pre-stripped and tinned, so they can be easily and securely connected without additional preparation.2.Specification: Color: Black; Material: PVC, Copper; Wire Size: 22 AWG; Volt Rating: 5V; Current Rating: 3A; Wire Length: 0.3 m / 1 Ft; Packing List: 3pcs x USB Pigtail Cable3.1Ft USB 2.0 Female to 2 Pin Bare Wire Pigtail Cable, 3pcs 22AWG Power Cords Extension Connector Adapter for Charging Equipment DIY Repair, Black4.Instruction: Connect the tinned end of the wire to the device or component you want to power or charge. Connect the USB connector end to a USB power source.