Seems like there is a thread being made in regards to the same question you are asking but was locked as well before I am able to post, I tried gaming on my GL502VS yesterday (1/7/2017, Saturday) with my friend, was playing Tom Clancy Ghost Recon Wil...

Guys, I have updated my GL502VS with BIOS 302, currently using the 180W provided during purchase, played 3 hours of Tom Clancy's Ghost Recon Wildlands, battery shown 49%.