An auto DC adapter has a cigarette lighter input plug on one end that is plugged into the cigarette lighter receptacle and on the other a special output connector that is plugged into the laptop's power receptacle. Although recent P4 laptops have higher and higher power requirements, auto batteries have the capacity to supply the necessary output for the PC

Package Contents:
1. 80-Watt Universal DC adapter
2. 8pcs Power tips
3. AC wall socket input cable/power cord

Specifications:
Nominated Output Voltage: DC 12~24V
Output Power: 80W
Input Voltage : 12-16V~ 10A
Output voltage: 16V/18V/19V/20V~ 4A Max.

Notice:
Before purchasing this item, please read carefully your laptop user manual to ensure the tech specs are compatible with your laptop. We are not responsible / liable for any damage causing to your equipment with the use of this product. Buyers assumes full responsibility of using this product.