如果手表出现总是频繁的需要更换电池的情况，就要检察手表的电路是否存在问题了。

If the watch is always frequent need to replace the battery case, it is required to have a problem with the circuit of the prosecution watch.

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注意你的手机电池指示，以便经常了解手机里面还剩多少电，以及你的手机是否需要充电。

Pay attention to your phone's battery indicator, so that you know how much power your cell phone has and if the cell phone needs to be charged.

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