The white led should be on if any of the 4 channels is on, off if none of the 4 channels is on and flashing if it detects USB overload.
Pushower we'll see.
I am making some changes in the code and I also want to add the possibility of setting the consumed energy from WiFiConfig in Wh.
I'll contact you as soon as I have something to test "possibly this afternoon"
How have you measured the voltage in A0?
normally the limit is 1.1v is there a resistive divider?
in your list Gpio 16 should be INPUT