50mm x 70mm double Size Copper Clad Laminate PCB Circuit Board
Panel Size: 5cm X 7cm
Thickness: (2.1mm ± 0.15)
Layers: Double Side
Operating Temperature: Up to 140 °C or 285°F
The item may have few fingerprints, you can clean by
super-fine steel-wool, Restore4 , Tarn-X, Scotchbrite, Zap! or similar before using.
After that be sure to rinse and dry so without any water spots.