What is an auto-switching AC adapter?
A) an adapter that can switch between line power and battery power
B) an adapter that switches between two PCs
C) an adapter that can use 110V or 220V AC power
D) an adapter that can switch between AC or DC

Question

Quizplus · Accepted Answer

An auto-switching AC adapter is an adapter that can use both 110V and 220V AC power. This is useful for people who travel between countries with different voltage standards. The adapter automatically switches between the two voltages without the need for manual adjustment.

What Is an Auto-Switching AC Adapter