Zte V6020 User Manual page 28

hot, like in a car on a summer's day. That could make it leak
or overheat, while lowering its performance and shortening
its life.
Don't charge the battery continuously for 24 hours.

Overcharging is not good for it.
Note: Please avoid contact with the materials inside a
damaged or leaking battery. If they get on your skin, wash
with lots of water and seek medical assistance if required.
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