Battery problems and LiFePO4

Author	Message
Revlac Guru Joined: 31/12/2016 Location: Australia Posts: 1282	Posted: 11:33am 18 Dec 2023       There is a LiFePO4 QR scanner app that sometimes works, no guaranties, it Didn't work on the Ganfeng cells I have, until I typed in the code then it worked, apparently the scanner might not work on reflective silver QR codes until its converted to a black and white photo, don't know haven't tried that.