1.Original OEM 85W Magsafe 2 Power Adapter 

2.Input Voltage:100-240V, 50-60HZ

3.Output Voltage:20V-4.25A 85W

Since established in 2008, Yuda Electronic has been one of the leading manufacturers and suppliers of original oem 85w magsafe2 power charger adapter for macbook pro 15 17 a1424. There are many professional and experienced workers in our factory, who can also offer you customized service in order to make you 100% satisfied. Should you still have any questions, call us!