1. Convenient and portable, durable 2. Made of high-quality copper wire material, safe and durable to use 3. Healthy materials, safe and non-toxic, durable and dirt-resistant 4. Name: Jumper special wire for breadboard 5. Dimensions: 2mm, 5mm, 7mm, 10mm, 12mm, 15mm, 17mm, 20mm, 22mm, 25mm, 50mm, 75mm, 100mm, 125mm
