Amazon.com: [2 Years Warranty] Elivebuy® 19V 3.42A 65W AC Adapter/Power Supply&Cord for Acer Aspire
What is the difference between an adapter with two prongs and an adapter with three prongs? An adapter with three prongs has an extra line which connects to the ground. This can protect you in the event of electricity leakage and/or static electricity. Th...