FireAngel ST-622 10 Year Thermoptek Smoke Alarm review
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- Smoke alarm (battery powered)
- Optical smoke alarm
The FireAngel ST-622 10 Year Thermoptek Smoke Alarm comes with a 10-year lifespan – the battery is sealed inside the alarm, so you’ll never have to replace the batteries. It’s certainly affordable. but how good a job does it do at detecting smoke? Read on for our test results and our full review of this FireAngel smoke alarm.
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