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Fire Angel ST-622-DET P-Line Thermoptek Smoke Detector 10 Year Battery Life, Q Label, Stiftung Warentest 1/2021 "Good" : Amazon.co.uk: DIY & Tools
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ST-622 FIREANGEL - Meter: smoke detector | Features: needs no calibration; 130x34mm; FA-ST-622 | TME - Electronic components
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