Delete comment from: Ken Shirriff's blog
I got a suspicious "genuine" Apple 85W adapter from Groupon Goods that output full voltage all the time. I returned it.
I ordered another "genuine" Apple 85W adapter in bulk packaging from OWC and I suspect its also a counterfeit. I haven't tested it yet though.
May 13, 2016, 2:01:23 AM
Posted to Counterfeit Macbook charger teardown: convincing outside but dangerous inside