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National Mobile phone leakage shutdown the latest warning released!

In low temperature environment, the battery chemical reaction slows down, the discharge current becomes smaller, the battery built-in protection board temperature protection circuit starts, the phone will automatically shut down, this is the most common in the iPhone. The next few days, the temperature below -5 ℃. The minimum temperature will be below -20 ℃, mobile phones in these areas need to wear clothes!