1, Prototype DIY PCB Terminal Block Board Kit for Arduino UNO R3, you can make DIY for your Arduino projects.
2, The kit include prototype PCB, terminal blocks, terminal block labels, pin head connector, standoffs, screws, reset button switch, resistor and LED. (Note: the item not include Arduino UNO R3 module).
3, PCB: FR-4 fiber glass PCB, dual copper layers, size 130mm x 104.5mm, pads grid / pitch 2.54mm, hole diameter 1mm.
4, Terminal block pitch 3.5mm/0.138", wire size range 26AWG to 16AWG, strip length 5mm, screw M2 steel, pin header and cage copper.