Features: *Brand new and high quality. *Kit include : 840 Pcs and short high quality wires. *Versatile, designed to be used on any breadboard or anywhere you need jumper wires, perfect for breadboard projects. *Prototype production, prototype circuit, LED light strip, test circuit, the quantity is enough for daily use or replacement. *Easy to use, all colored jumper wires are pre-stripped and pre-shaped at right angles for easy insertion into a breadboard. *Plastic box storage, well organized, easy to store and take out. *Made of tinned copper and PVC material, and not easy to damage, it can be used for a long time. *Transparent high-quality storage box, easy access, will not be lost. Specifications: Material: tinned copper + PVC Wire Length ; 2 mm, 5 mm, 7 mm, 10 mm, 12 mm, 15 mm, 17 mm, 20 mm, 22 mm, 25 mm, 50 mm, 75 mm, 100 mm, 125 mm Size: 172x96x22mm Color: as shown in the picture Package Included: 840 x Jumper Wire (contains 840 pieces U shape preformed breadboard jumper wire kit,14 lengths,60 pieces per size) Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Made of standard material, quality assurance and practicality. Perfect function, bring you a wonderful experience. Every customer is entitled to a 30-day refund or replacement for damage/quality issues. If you have any questions, please feel free to contact us and we will solve it for you. 840Pc U Shape Solderless Breadboard Jumper Cable Wire Kit Ship