... ,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 ... /aging,temperature shock,drop test,vibration test etc.10.Power Switching Efficiency: >83%.11.Load/no-load output tolerance:3 ...