Laptop Network Adapters
Input voltage: AC100-240V 50~60HZ

Output voltage: (DC) 12V 7.5A
Output voltage accuracy ±0.5% (no load)
Power polarity: positive inside and negative outside, inside (+) outside (-)
AC line length: 1 meter
DC line length: 1 meter (total length 2 meters)
DC interface: 5.5*2.5 and 5.5*2.1mm
Color: Black