... Grade A 3)CCC CE FCC ROSH certificate 4)OEM lcd adapterTechnical Parameters,1. Input voltage range:AC100-240V,2. ... p8. Working efficiency:75-80%9. Output short-circuit protection.10. Protection for overvoltage, overload&filtration11. Working temperature:0°C~+50 ... 18. Great Electrical insulation, higher resistance to electricity.19. Protection for over-load, over-voltage&short-circuit20. Full high ...