... Description of waterproof connector:M8 female panel solder type,front mount with hex nut, waterproof connector,and waterproof rating ... platingScrew/nut:Brass with nickel platingO-ring:FKMBody:Epoxy resinColor:BlackSuitable:Conductor:0.25mm2 Max.Connection type:solderingStandard waterproof ... Din 43650 rectangular connectors type A,B,C, both to be cabled and molded,with or without electrinic components ...