Using background processes, Apple argues that even just a standard im client reduced the battery life by 80%, while the standby time of the phone only dropped by 23% with push notifications.

苹果称后台运行一个标准的即时通讯软件可以将电池使用时间减少80%，而推送通知只会减少23%的使用时间。

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Using super capacity battery, can effectively increase working time, prolong service life.

采用超大容量蓄电池组，能够有效的增加工作时间，延长使用寿命。

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Using the international standard 18650 capacity lithium battery provides exceptionally long using time and strong power output.

采用国际标准的18650大容量锂电池提供超长使用时间和强劲的功率输出。

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Most of the features and battery lives (ie, the different times using WiFi, 3G, talk time and so on) are the same or higher than earlier versions of the iPhone.

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Demonstrating simple procedures such as properly charging and inserting the battery, inserting a tape or memory card, and selecting the correct recording mode eats up classroom time when using a regular camera.

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Drivers can also refresh the battery via any standard 120-volt outlet using the included charging cord, though this would take at least twice the time as with a 240-volt line.

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