最终锂电电池投入使用，电池不仅没有辐射还有八到十年的使用寿命，而且也不会释放出废气。
Eventually the new lithium-iodine battery offered a radiation-free eight-to-ten year lifespan, and no exhaust gases to worry about.
锂电池，使用寿命可以达3年以上。
微电脑控制电路，微功耗，电池使用寿命2年，电量不足时蜂鸣提示。
Controlled by microcomputer, the battery can be used for 2 years, and the machine will beep when lack of power.
电池使用寿命2年左右，可替换的电池我们也有单独销售。
Battery life is up to 2 years. Replacement batteries sold separately.
延长电池寿命一倍以上电池使用寿命两年变四年！
Extending battery life more than doubled battery life two years changed four years!
延长电池寿命一倍以上电池使用寿命两年变四年！
Extending battery life more than doubled battery life two years changed four years!
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