AC and DC power differ in direction, usage, and efficiency. Learn the basics of how alternating and direct current work and where each is used.

AC vs DC: Know here what is the difference between AC and DC. AC stands for alternating current whereas DC stands for Direct Current. Check key dissimilarities here.

Wondering if phone chargers use AC or DC power? Learn the difference, how chargers work, and why it matters for your device’s safety.