ASUS 230W/ 6Phi Power Adaptor 90XB05IN-MPW020

this is review of the tinkin 90 watt AC adapter power cord or power supply for Asus laptops a listing of the compatible laptops is included on the Amazon site and I got this for my Asus Q 550 LF laptop I wanted a second power supply my first original OEM power supplies continues to work fine but I wanted to have a second one to leave it work so that when I take my laptop to and from work I don't have to drag the charger around and plug it in and run the wires in a neat fashion I can just leave the new charger plugged in with the wires position where I want them and then when I go back and forth just take my laptop and I have to worry about the charger now the laptop has a very very long battery life but running it eight hours continuously will probably be too much for it so I want to have the charger there to make sure I can last through the day by charging it up at lunch time so I got