It has the function of low voltage alarm. This could remind the user to replace the battery before used up.

具有低压报警功能，电尚未耗尽之前及时提醒用户更换。

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Li battery have the good features of small size, high power density, no memory effect, long cycle life, high voltage and low self-discharge.

锂电池具有体积小、能量密度高、无记忆效应、循环寿命高、高电压电池和自放电率低等优点。

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The advantages of primary lithium battery are high voltage, stable discharge curve, broad application temperature range, long shelf life, low self discharge rate, etc.

锂原电池具有电压高、放电曲线平稳、适用温度范围宽以及能长期贮存、自放电率低等优点。

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Following the introduction of the IdeaPad U350, the 14-inch U450p offers Intel consumer ultra low voltage processors, long battery life and a wide range of entertainment and productivity features.

ENGADGET: Lenovo debuts IdeaCentre D400 home server, 'world's thinnest' Q100 and Q110 nettops