Versatile Breadboard Jumper Wires: This kit offers a comprehensive collection of U-shaped solderless breadboard jumper cables, available in quantities of 140, 560, or 840PCS. These jumper wires facilitate quick and reliable connections on breadboards, allowing you to prototype circuits efficiently. Various Lengths Available: The set includes jumper wires with different lengths, ranging from 2mm to 125mm. This variety ensures that you have the appropriate length compatible with each connection, regardless of the complexity of your circuit. Wide Range of Applications: These U-shaped jumper wires are designed compatible with use on any type of circuit board or wherever jumper wires are needed. They are particularly well-suited compatible with circuit board projects, breadboarding, and prototyping. From basic electronic experiments to more intricate circuit designs Easy to Use: The jumper wires in this kit come pre-stripped and pre-compatible withmed at right angles, simplifying the connection process. The pre-compatible withmed ends allow compatible with easy insertion into the breadboard without the need compatible with additional tools or adjustments. Convenient Storage: To keep your jumper wires organized and readily accessible, the kit comes with a plastic storage box. The compartmentalized design of the box allows you to neatly separate and store different wire lengths, ensuring efficient organization and easy transportation. Color: As Shown Material: plastic Package Contents: 1*840pcs Jumper Cable Wire Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.