$ 0 0 This is breadboard Assistant Kit included 140pcs breadboard jumper wires. Which has varying lengths. There are 14 various lengths, and each of length include 10pcs. A breadboard, also known as protoboard, is a type of solderless electronic circuit building.You can build a electronic circuit on a breadboard without any soldering! Best of all, it is reusable. It was designed by Ronald J Portugal of EI Instruments Inc. in 1971. Using this Kit will make your circuit pretty neat and clear.Feature Box size : 165x55x10mm 14 kinds lengths Each length include 10pcs Length : 2 ,5,7,10,12,15,17,20,22,25,50,75,100,125 (mm) PVC color: red, orange, yellow, green, blue, purple, gray, brown, white Include: 1 x Transparent box 10 x 2mm jumper 10 x 5mm jumper 10 x 7mm jumper 10 x 10mm jumper 10 x 12mm jumper 10 x 15mm jumper 10 x 17mm jumper 10 x 20mm jumper 10 x 22mm jumper 10 x 25mm jumper 10 x 50mm jumper 10 x 75mm jumper 10 x 100mm jumper 10 x 125mm jumper Price: $3.50 Special Price: $2.00Special Expires On: Feb 22, 2018