Introducing the 3220 Solderless Breadboard plus Electronics Fun Kit - the all-in-one solution for electronics enthusiasts.This kit includes a Power Supply Module and a comprehensive range of components such as LEDs, resistors, buttons, capacitors, transistors, and diodes. Elevate your projects with 140 U-shape Solid Copper Jumper Wires, ensuring seamless circuit building. Our commitment to enhanced quality and durability guarantees that your electronics endeavors will endure. Crafted from high-quality materials, this kit is perfect for DIY shield projects and experimentation. Stay organized with a transparent storage box and 140 jumper wires in assorted lengths and colors, simplifying all your wiring tasks. Elevate your electronics game with this convenient and top-quality kit. Features: 1.This breadboard jumper cable kit is perfect for diy shield project 2.These cable is suitable to jumper between any female headers or between two points on the breadboard. 3.One box contains various lengths, and different colors, convenient to distinguish different wiring. 4.Comes with a transparent box, easy for storage and organize Specifications: Color: black&red Quantity: 140 pcs Including length: 3.8mm, 5.6mm, 8.3mm,10.8mm,14.7mm, 16.5mm, 17.3mm, 21.1mm, 22.7mm, 25.2mm, 53.6mm, 78.3mm,103.3mm, 124.5mm(10pcs Each Length) Weight: 51g Package Included: 1 x Transparent box 1 x 140pcs jumper wire Note: Please note that the colors of this product are sent randomly, please don't mind before ordering.