... ,SCP,Surge vol etc. 1.Design and manufacture PC+ABS material power adapters.2.18W~24W DC12V/9V constant voltage supply, Housing ... PC+ABS material.3.Quality certification CCC,UL,cUL,CE,BS,GS,KC,PSE,SAA etc.4.Provide constant current power supply for ... -in/aging,temperature shock,drop test,vibration test etc.10.Power Switching Efficiency: >83%.11.Load/no-load output tolerance:3 ...