Single Side PCB Board 1. Material: FR4,1layer 2. Copper thickness:1oz ... /LS:0.2/0.15mm 4. Used for light 1oz Single Side PCB Board for Light 1.Material: FR4,1layer2.Copper thickness:1oz ... providedCertificate: ROHS, UL, ISO9001-2000, ISO14001Factory direct price 1oz Single Side PCB Board for Light