Moving to a new flat and after tado set up help

Hi all,

So i have a honeywell cm701 controller on the wall and a baxi duo tec 2 combo boiler and that's a 28GA model

I see on the net someone with a the same ish controller and 2 wires in side to hard wire to the boiler.

So help i need is will i be ok with a controller in hall way .

i will need as well 5 rad controllers ( will leave the towel one in bath room alone )