• 140-piece U-shaped jumper wire set with 14 different lengths and 2 tweezers included. • Includes 10 units of each length: 2, 5, 7, 10, 12, 15, 17, 20, 22, 25, 50, 75, 100, and 125 mm. • Made of copper-clad aluminum and PVC for excellent conductivity and flexibility. • Wires with stripped ends and preformed at right angles for easy insertion into breadboards. • The tweezers facilitate handling the wires on the breadboard, avoiding deformations during assembly. • Ideal for electronic projects, interconnections, and quick solderless circuit testing.