Key points in this article
The balanced view
About winter charging, the steadier truth is small-step verification before wider promotion. Many users reverse the order and pay for it later. Acting ahead costs less than repairing after the fact, once the cold has strained the system.
Signals worth checking
Some changes are not urgent but worth recording. A useful test is sedimenting the case into a mechanism. Most trouble we logged came from cutting corners, so ask when unsure rather than guess and risk a cold-weather failure.
Safety baseline to respect
Do not modify or add parts yourself. Stop immediately on abnormal heat or smell. Delay outdoor charging in thunderstorms. Keep children and pets away. Dongshang New Energy shares these so winter charging stays safe and calm in Yantai.
Winter exposes every shortcut taken in summer. The preparation you do on a mild day is what keeps the charger alive on the freezing one. The preparation you do on a mild day is what keeps the charger alive when it freezes.