Photo 1 of Amazon.com SITERWELL Smoke Alarm , Smoke Alarm with Photoelectric Sensor and 9V Battery Operated(Include), 10-Year Life Time Fire Alarm with UL Listed, 6 pcs

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Photo 1 of Amazon.com SITERWELL Smoke Alarm , Smoke Alarm with Photoelectric Sensor and 9V Battery Operated(Include), 10-Year Life Time Fire Alarm with UL Listed, 6 pcsPhoto 2 of Amazon.com SITERWELL Smoke Alarm , Smoke Alarm with Photoelectric Sensor and 9V Battery Operated(Include), 10-Year Life Time Fire Alarm with UL Listed, 6 pcsPhoto 3 of Amazon.com SITERWELL Smoke Alarm , Smoke Alarm with Photoelectric Sensor and 9V Battery Operated(Include), 10-Year Life Time Fire Alarm with UL Listed, 6 pcsPhoto 4 of Amazon.com SITERWELL Smoke Alarm , Smoke Alarm with Photoelectric Sensor and 9V Battery Operated(Include), 10-Year Life Time Fire Alarm with UL Listed, 6 pcs