... )CCC CE FCC ROSH certificate 4)OEM laptop adatper with 19.5V/4.62ATechnical Parameters,1. Input voltage range:AC100-240V ... ,2. Input voltage Frequency:47-63Hz.3. Output voltage:19.5V.4. Output voltage adjustable rate:5%.5. Rated output ... worldwide standard.18. Great Electrical insulation, higher resistance to electricity.19. Protection for over-load, over-voltage&short-circuit20. Full high ...