- Double-sided FR4 PCB boards, copper-coated, ideal for electronics projects, etching, and prototyping. - The package includes 5 units of 180mm x 120mm x 1.5mm, providing enough surface for multiple applications. - High-quality material: FR4 fiberglass with excellent copper adhesion, durable and stable. - Versatile use: suitable for manufacturing printed circuits, electronic signs, testing, and model development. - Robust surface that does not peel or splinter, even after multiple handlings. - Especially designed for electronics enthusiasts, students, and professionals. - The boards may have superficial marks or scratches that do not affect their functionality.