Originally Posted by mahasamatman
How do you define "normal"? North American outlets? European outlets? (And I'm sure there are many more "normal" outlets in the world, too.) What voltage? What current? What frequency?
Voltage, current, and frequency doesn't really matter so long as it's between the range of what the laptop's power "brick" is willing to accept. Bigger issue is plug configuration, and there's a universal connection that accepts just about anything.