To be honest, I am really happy with the MiBand 2. As you said, as long as it is reasonably tight, it gives a good indication of your HR. Enough for me!
Looks like OP (who joined today) expired it in a huff! And deleted his account! Byeeeeeeee (highfive)
Pro tip. Post deal with facts and don’t rant about “fakes” £50 discount is good, waffling on bad.
Unless this was an original Fitbit, your 'fake' comments make no sense