Max, Awesome work. I have just followed your thread and got mine working too. I only levered off one of the two rivets and swung the unit apart on the other rivet. It was a pain to get the springs back in place though. The default code on Knightsbridge Dual Waterproof Wall Outlet (OP9KW) Configuration for Tasmota doesn’t include the current monitoring. I updated the settings to:
and now have full functionality.