Originally Posted by pip1487
I bought a shorai lfx18A1-BS12 for my 2012 T100 and so far it's been horrible.
Apparently this is normal behaviour of those sort of batteries at low temperatures. I seem to remember the maker recommends the battery is warmed up by turning on the ignition and the headlamp for a couple of minutes before attempting to crank the engine. The current drawn wakes up the battery.
They say so on this video, around 1.50 minutes: