Is this ionization or photoelectric?
First Alert 1046846 SMI100RV RV Smoke Detector – Battery
Gas Detectors
Question ID: 6755928 Status:
Open Feb 05, 2026 - 11:12 PM
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Feb 05, 2026 - 11:12 PM
The SMI100RV uses ionization sensing technology, which is particularly effective at detecting fast-moving flaming fires. This type of detection provides the fastest response to fires involving synthetic RV materials that burn quickly.
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