Features: _x000D_Universal prototype PCB circuit board, double sided, tin plated, used for point to point DIY soldering. _x000D_Universal PCB board is 2 x 8cm, 2. 54mm hole pitch, hole diameter is Approx. 1mm_x000D__x000D_Great for building a prototype of an electronic circuit. _x000D_Referencing letters printed on both sides for easy reference of individual holes. _x000D_The board is treated with flux for easy soldering and extended serving life. _x000D__x000D__x000D_Specifications: _x000D_Material: FR-4, Tin_x000D__x000D_Hole Diameter: Approx. 1mm_x000D_Hole pitch: Approx. 2.54mm _x000D_Install Hole Dia: Approx. 2mm_x000D_Size: Approx. 2 x 8cm / 1.97 x 2.76in _x000D_Weight: 48g _x000D__x000D__x000D_Package included: _x000D_10 x Universal Circuit Board 1Universal prototype PCB circuit board, double sided, tin plated, used for point to point DIY soldering 2 Universal PCB board is 2 x 8cm, 2. 54mm hole pitch, hole diameter is Approx. 1mm 3Great for building a prototype of an electronic circuit. 4Referencing letters printed on both sides for easy reference of individual holes. 5The board is treated with flux for easy soldering and extended serving life.