1) Universal AC Adapter for laptops, Convenient Exchange Voltage, with USB 5V Port

2) It operates at input ranging from 110V to 240V AC, 50-60Hz

3) Output: DC 12-24V, USB 5V

4) Full protection for laptops

5) Simple change smart tips, compatible with different device; cost-efficient

6) Choose the interchangeable smart tip according to the output voltage

7) Universal DC tips size: A: 6.0*1.0mm, B: 6.3*3.0mm, C: 5.5*2.5m, D: 5.5*2.1mm, E: 5.5*1.7mm, F: 4.8*1.7mm, G: 4.0*1.7mm, H: 3.5*1.75mm