... ,Surge vol etc. 1.Design and manufacture PC+ABS material power adapters.2.DC 5V2A constant voltage supply, PC+ABS material ... ,GS,KC,PSE,SAA,CE etc.4.Provide constant current power supply for digital electronics products.5.Used quality safted components ... -in/aging,temperature shock,drop test,vibration test etc.10.Power Switching Efficiency: >83%.11.Load/no-load output tolerance:3 ...