Which flashgun for A7II

[Trelawney]

Sorry but it is rather a basic question but somebody here will have the answer at their fingertips. I need a flashgun I can use on the camera. It must provide TTL, have an fully articulated head and I must be able to dial in EV adjustments quickly and easily. I don't really care about cost. I mainly use flash as on-camera fill light dialled down by a couple of stops.The A7II is a new camera to me and I am coming from a Nikon camp, where I use a couple of Nikon SB 700s when needed. Thanks for your help

[Marc Contaxtonikon]

have you looked at the 

Godox TT685S

I'm getting one for my birthday later this month. I believe it does everything you want and then some