1.Single Sided HASL Lead Free PCB 2.Professional PCB&PCBA ... 4 glass epoxy, FR-4 high Tg, Rohs compliant,Aluminum,Rogers,etc.Board CuttingShear,V-score,Tab-routedBoard Thickness0.2 ... LPI,Also support Red,White,Yellow,Blue,BlackSilk ScreenDouble-sided or single-sided in white,yellow,black,or negativeSilk Screen Min Line ... for PCBAOur PCB Assembly ShowsView of Our Workshop Single Sided HASL Lead Free PCB