This is Great for building a prototype of an electronic circuit. With referencing letters printed on one side for easy reference of individual holes.
Material: Single Side Copper PCB.
Hole Dia: about 1mm.
Hole pitch: standard 2.54mm.
For point to point DIY soldering.
Color: As the picture show
Item size:10*24.5 cm
Number of holes: 91*35 (3185)