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!! even the hard-wired ones are supposed to be replaced after 10 years, and new hard-wired ones will automatically brick themselves after the 10 years is up !!
by NikkiA 7y ago
!! even the hard-wired ones are supposed to be replaced after 10 years, and new hard-wired ones will automatically brick themselves after the 10 years is up !!
- tempestn 7y agoFor anyone reading this wondering how that's safe, I believe they make noise regularly once they reach this state, to encourage you to replace them, rather than just silently failing to operate!
- NikkiA 7y agoYep, blip every 30 seconds for 6 weeks, until they go silent. It'll drive you nuts, especially if your handy builder put them in out-of-reach places.