Originally Posted by Denali
This one is not in the handle. It is a square box with two mounting holes and a wire sticking out of it which is an antenna . Finding it is the hard part. The RV Lock brand is in the handle but not Southco. RV lock brand is battery powered where Southco uses 12V on the RV. I might just have to start taking things apart to find it.
Good luck with finding the antenna, it doesn't have to be exposed to pick up the signal.
I'd look in the toilet last, surely they wouldn't put it there