Speak of a 10 year non removable battery smoke alarm, actually it is 10 year battery life smoke alarm. 10 year non removable battery smoke alarms should be placed outside each sleeping area and on every level of the home. This alarm is powered by a 10-Year sealed-in, non-replaceable lithium ion battery. No hardwire installation required and no need to change the batteries over the 10-year life of the alarm.
such as our SR-851.
The SUMRING SR-85110 year non removable battery smoke alarm with optical sensor has a tamperproof design, a mute feature, a power LED and alarm indicator, and end of life signal,and single test button. besides, it’s ABS fireproof material ！
Note: Sealed 10-year battery requirements only apply to battery-powered 10 year non removable battery smoke alarms, not wired smoke alarms.
Many countries around the world have used 10 year non removable battery smoke alarms, such as California.
Since smoke alarms help keep people safe, public safety officials want to make sure that every smoke alarm works the way it should. They also want to ensure that people don’t fail to replace the batteries if they remove them when the alarm starts chirping. To address this concern, California generally requires that battery-operated smoke alarms have a non-removable battery designed to last for 10 years.
Therefore, it is conceivable that 10 year non removable battery smoke alarms are also widely used
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