Ionization smoke ms are best for detecting rapid flame fires, while photoelectric smoke ms are best at protecting against slower, smoldering fires. Should I Have A Photoelectric nAik3I8PYHth SAFETY CLIP FEATURE - The photoelectric smoke detectors are not allowed mounting without battery install,so don't worry about the fire risk if you forget the battery. EASY INSTALL and REPLACEMENT BATTERY - The smoke detector is 9V battery operated,which can be quickly ere 2 expansion screws in the box to help you install the m. cvKZPnbCLnSV
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