Single Sided Copper Clad Laminate PCB Circuit Board BrownProduct Details1.TIPS - This product might have few fingerprints, you can clean by super-fine steel-wool, restore4, tarn-x, zap! or similar before using. After that be sure to rinse and dry so without any water spots. Operating temperature: up to 140 Celsius degree.2.PARAMETERS - Thickness:Approx.1.5mm ; Dimension:Approx.7x10 cm / 2.7x3.9 inch (W x L) ; Material : FR-1 94HB bake-lite.3.PRODUCT - copper clad laminate DIY PCB.4.APPLICATION - Widely used in product development, experiments, maintenance, production, etc.5.PACKAGE CONTENT - 15pcs x PCB Copper Clad Board.