1) Universal laptop adapters used in car and airplane

2) Input: 12V DC, 5A, 50/60Hz

3) Output: 16 - 20V, DC 2.5A

4) Full protection for notebook computers, powered by car batteries

5) Simply change smart tips when you use different devices

6) Choosing the interchangeable smart tip according to output voltage

 7) Works with notebook PCs of most brands and models