1.Design DC power adapter,18W,24W etc. 2.Precise design performance, OVP,OCP,SCP,Surge vol etc. 1.Design and manufacture PC+ABS material power adapters ... .2.18W~24W DC12V/9V constant voltage supply, Housing use PC+ABS material.3 ... .Quality certification CCC,UL,cUL,CE,BS,GS,KC,PSE,SAA etc.4.Provide constant current power supply for ...