I travel all over the world for work. It's a nightmare with the power outlets. FINALLY I found this adapter that's relatively cheap compared to what's in stores and has literally every variation on it. plus two usb ports. and it's not gigantic. it's such a simple thing, thank goodness, I'd give it 50 stars if I could for simplifying my life.
Oh it's durable too I drop it all the time and it's still kicking