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The built-in rechargeable battery has a life of five hours.
内置的充电池可使用长达五小时。
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Built-in Microprocessor Control Provides Fast, Safe and Full Battery Charge.
内置的微处理器控制提供快速，安全和完整电池充电。
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Built-in Microprocessor Control Provides Fast, Safe and Full Battery Charge.
内置的微处理器控制提供快速，安全和完整电池充电。
youdao