... Manufacture UL SGS Certificated Competitive Price High Quality One-stop 12v Dc Motor Remote Control Welcome to SGMT PCB ... Material for PCBFR4, CEM-1, TACONIC, Aluminium, High Tg Material, High Frequence ROGERS ,TEFLON, ARLON, Halogen-free Material3Rang ... screenWhite, Black, Yellow ect.17E-Testing100% E-Testing (High Voltage Testing); Flying Probe Testing 18Other testImpedanceTesting,Resistance Testing ...