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指纹锁多久换一次电池

更新时间: 2020-10-05 00:00:00     

一般情况下,半年换一次。指纹锁都很省电,快没有电的时候,指纹锁显示屏上会提前有提示。如果真实没来得及换电池,突然没电了,只要有充电宝,兑一下就可以正常开锁,开锁后在门里面的锁上换电池就行。还有备用级钥匙,不用在担心指纹锁会没电。

关键词: 指纹 多久 电池

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