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A lithium battery that has been left unused until its voltage collapses is commonly described as "dead." Whether it ca…
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Yes, gradual capacity fade is normal. Every rechargeable lithium battery loses a small fraction of its useful capacity…
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No. A swollen battery should not continue to be used. Swelling, or bloating, means gas has built up inside the cell fr…
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High-voltage lithium cells, often called LiHv and charged to 4.45 V, 4.50 V or 4.53 V per cell, can be safe when they…
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Internal resistance, often quoted as DCIR or AC impedance, is one of the most useful health indicators of a lithium ce…
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Nominal voltage is a rounded label used to classify a cell, while working voltage is the real voltage that changes con…
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Energy density measures how much energy a battery stores relative to its size or weight, and it is the main reason run…
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The outer package of a lithium cell is not just housing; it determines weight, safety behavior, cooling and the shapes…
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Every lithium cell is designed around an upper and a lower voltage limit. Charging past the upper limit or discharging…
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Yes, reduced capacity and slower discharge in cold conditions are normal for lithium batteries, because low temperatur…
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