First Alert SA3210 10 Year Lithium Photoelectric and Ionization Smoke Alarm
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10 year sealed lithium battery - eliminates costly battery replacements Utilizes both ionization and photoelectric smoke sensors Smart sensing technology Loud 85 dB alarm Test, silence button Meets UL217 standard for dual sensor home smoke detectors Non-replaceable sealed lithium battery Material: Plastic Color: White Size: 5" x 5" x 2" Weight: 0.54 lb.



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