Specifications  Breadboard  Full size 830 Tie points: 630 in a matrix terminal strip, 200 in 2 distribution strips; Size: 16.5cm * 5.5cm * 0.85cm  Half size 400 Tie points: 300 in a matrix terminal strip, 100 in 2 distribution strips; Size: 8.2cm * 5.5cm * 0.85cm  Mini size 170 tie points: Size: 4.7 * 3.5 * 0.85cm  Color: white  Material: ABS  Voltage: 5 - 15 V  Current: approx. 1 A  Jumper wire  Length: about 20cm  Size: 0.127mm, 36AWG/ single root  Pitch: 2.54mm headers and sockets  you can choose  1 * 40-pin male to female jumper wire  1 * 40-pin male to male jumper wire  1 * 40-pin female to female jumper wire  1 * 830 ties soldering breadboard  1 * 400 ties soldering breadboard  1 * 170 ties soldering breadboard