This atuo adapter has a 3.0 mm plug tip without a pin inside (please check picture 3), it is a DC CAR CHARGER, NOT AC ADAPTER..

Products trademarked iTEKIRO are marketed and sold exclusively by EPMUSA at Newegg.com. When attached to the 12V car cigarette lighter outlet, this replacement laptop auto adapter notebook car charger powers your laptop and charges your laptop battery in your vehicles.

Product Features:

1. Protection from short circuit and over temperature

2. Consuming less power and smart LED power indicators

3. Compact and lightweight; long power cord makes you reach more space with ease

Specifications:

Input: DC 12 - 24V
Output: 19VDC 4.74A, 90W Max (Replacing Acer 45W, 65W, 90W adapter)
Dimensions: 4.33" x 1.69" x 1.18"
Weight: 9.7 oz

Please note the adapter is not original, it is a replacement made by iTEKIRO. Your purchase of this adapter comes with 100% satisfaction of 30-day money back and 1 year replacement warranty.

We have been selling laptop power accessories since 2004 and your satisfaction is very important to us. If you have any questions or concerns, please email to us at any time, we will definitely respond to your inquiry in a timely fashion.