Replace all the devices.

来源: wooddiy 于 2012-08-01 14:27:19 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (151 bytes)
回答: 回复：replace all battery? 由 不甘寂寞 于 2012-08-01 12:10:53

It has 10 years life span anyway. You need to replace them sooner or later.

 

THey are inter-locked so one rings, all ring.

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• 回复：Thanks a lot! -不甘寂寞- ♀ 给 不甘寂寞 发送悄悄话 (0 bytes) () 08/01/2012 postreply 15:48:55

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