This wire is also know as flexible wire, PVC wire, Hook-up wire in general, it is used in the applications with low currents and voltages like interconnecting circuits, PCB wiring, panel wiring, etc. This wire compatible with soldering in your Circuits. It has 7 thin wires in one row. Technical Specification: Strands: 7 Colour: black Wire Size: 7/36 SWG Conductor Material: Copper Insulation Material: PVC Package Includes: 1 Piece– Silicon Wire-Black Colour (7/36AWG Single Core)-1Mtr