Security Sensors Mercury
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 | The Mercury Photoelectric Smoke Detector with 10 Year Sealed Battery is an easy to use photoelectric smoke alarm that needs no battery maintenance during its 10 year lifespan. Simply engage the internal battery by releasing the pin on the base of the unit, fix to your desired surface and test on a regular basis. Once the detector nears the end of its 10 year life, a low battery indication alerts you to replace the unit. This model also has a hush feature to reduce the unit's sensitivity for a ten minute period when required.10 Year internal battery for peace of mind and hassle free useHush feature reduces the alarms sensitivity for a 10 minute period when requiredAudible and visual alarmLarge … |  |
 | Motion Sensing Visitor Chime A light sensitive, motion activated door entry chime suitable for office and retail locations. With a range of up to 8... |  |
 | The Mercury Photoelectric Smoke Detector with 10 Year Sealed Battery is an easy to use photoelectric smoke alarm that needs no battery maintenance during its 10 year lifespan. Simply engage the internal battery by releasing the pin on the base of the unit, fix to your desired surface and test on a regular basis. Once the detector nears the end of its 10 year life, a low battery indication alerts you to replace the unit. This model also has a hush feature to reduce the unit's sensitivity for a ten minute period when required. 10 Year internal battery for peace of mind and hassle free use Hush feature reduces the alarms sensitivity for a 10 minute period when required Audible and visual alarm | |
