PCB Boards:
Dimension: 2x8cm, 3x7cm, 4x6cm, 5x7cm, 6x8cm
Material: glass fiber
Color: green basic, silver tone
Thickness: about 1.6mm
the hole spacing of the pcb boards is 2.54 mm: 2.54 mm/ 0.1 inches
Hole-diameter: 1 mm/ 0.04 inches


Male and Female Header Connector:
Pitch: 2.54mm, number of pins: 40pin.
Type of row: single row, type of connector: straight.
Great tool for Arduino proto shield.

Screw Terminal Block:
Pitch: 5.08mm, 5.08-301-2P.
Rated voltage: 300V, rated current: 16A.

Package included:
10pcs 2X8CM prototype PCB universal board (Holes: 6*28)
10pcs 3 X 7CM prototype PCB universal board (Holes: 10*24)
5pcs 4 X 6CM prototype PCB universal board (Holes: 14*20)
5pcs 5 X 7CM prototype PCB universal board (Holes: 18*24)
2pcs 6 X 8CM prototype PCB universal board (Holes: 22*27)

2pcs 8 X 12CM prototype PCB universal board (Holes: 41*30)
10pcs Male header connectors
10pcs Female header connectors
10pcs Screw terminal blocks