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Installing your battery powered smoke alarm | FireAngel
Gira Products – smoke alarm devices.
MIYSD Wireless Smoke Detector User Manual 11411390.fm TeleAlarm SA
Gira smoke alarm device Basic Q-label for greater safety
Smoke Alarm Device Dual Q With Base by GIRA - Ivory Egg
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User manual Gira Dual Q (English - 2 pages)
Wido on Twitter: "Gira says in their manual that the battery in their smoke detector is not replaceable. The battery was however dead after 2y instead of the 10y they claim. Turns