Product Name: 77GHz Millimeter wave radar PCB Material: Rogers RO3003G2 + Shengyi S1000-2M Quality standard: IPCB6012 Class3 Dielectric constant: 3.00 + / - 0.04 Layers: 8Layers Thickness: 1.4mm Copper thickness: base copper 0.5oz, finished copper thickness 1oz Surface technology: Silver, Gold or OSP Application: Car driverless 77GHz Millimeter wave radar