How do I stop the incessant chirping coming from my smoke alarm (Ei 46RC) mount? It's disconnected from the mains and at this point I am considering a hammer. : r/howto
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Ei141RC Ionisation Smoke Alarm • EI Electronics
Aico Ei146e Mains Optical Smoke Alarm With 9v Battery Backup 2022 Model Supercedes EI141 & EI146