This stranded hook up wire is suitable for general interconnection within apparatus. It is 22AWG and sold in rolls of 100M. Cable Diameter: 1.2mm Colour: Black Conductor Material: Tinned Copper Conductor Stranding: 7/0.2mm Insulation Material: PVC Length: 100m Standards: DEF61-12 Type: Stranded Voltage Rating: 1kVrms