HI there,
And Welcome here…
So looks like that was the issue, and can be marked as the solution by @msfujino , please do. Also please edit the Posts and use the Code tags " </> " above , just paste it in there. Makes it easier to read and allows others to find it fast. 20uA. is pretty stellar iMO 
What is the distance your getting , If I may ask?
Sounds good any Sensors?
HTH
GL 
PJ 