Good quality Cheap price Fast delivery Nice Package Green PCB FR4 4L 1.0MM Thickness 2OZ copper size finished Hasl Lead Free Good quality High technology decide China PCBBasic electronic parameters:1. Manufacturer: RayPCB2. Original place: Shenzhen China3. Board material: FR44. Tg: /5. Board thickness: 1.0MM6. Layer number: 4L7. Finishing copper size: 2OZ8. Min line width / track: 0.3MM9. Min ...