Features: Wide application: Designed to work well with any breadboards or anywhere jumper wires are needed, perfect for breadboard projects. Easy to use: All the colored jumper wires are pre-stripped and preformed right-angled, easy to insert into breadboard. Complete specification: This kit includes 14 different lengths of jumper wires which can satisfy all your need. Storage box: Come with a free plastic box, keep your jumper wire kit organized, convenient for store and fetch. These leads are flexible, durable and easy to connect and disconnect, ideal for prototyping use. Specification: Material: Plastic + Metal Weight: Approx. 54 g / 1.9 oz Box Size: Approx. 165 * 55 * 10 mm/ 6.5 * 2.2 * 0.4 in Quantity: 140 pcs Wire Length: 2, 5, 7, 10, 12, 15, 17, 20, 22, 25, 50, 75, 100, 125mm (10pcs each length) Package list: 3 * Box Jumper Wires 1、Wide application: Designed to work well with any breadboards or anywhere jumper wires are needed, perfect for breadboard projects. 2、Easy to use: All the colored jumper wires are pre-stripped and preformed right-angled, easy to insert into breadboard. 3、Complete specification: This kit includes 14 different lengths of jumper wires which can satisfy all your need. 4、Storage box: Come with a free plastic box, keep your jumper wire kit organized, convenient for store and fetch. 5、These leads are flexible, durable and easy to connect and disconnect, ideal for prototyping use.