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alarm - How to open this smoke detector in order to change battery? - Home Improvement Stack Exchange
![alarm - How to open this smoke detector in order to change battery? - Home Improvement Stack Exchange alarm - How to open this smoke detector in order to change battery? - Home Improvement Stack Exchange](https://i.stack.imgur.com/SFSol.jpg)
alarm - How to open this smoke detector in order to change battery? - Home Improvement Stack Exchange
![alarm - How to open this smoke detector in order to change battery? - Home Improvement Stack Exchange alarm - How to open this smoke detector in order to change battery? - Home Improvement Stack Exchange](https://i.stack.imgur.com/xWSY8.jpg)
alarm - How to open this smoke detector in order to change battery? - Home Improvement Stack Exchange
![alarm - How to open this smoke detector in order to change battery? - Home Improvement Stack Exchange alarm - How to open this smoke detector in order to change battery? - Home Improvement Stack Exchange](https://i.stack.imgur.com/UQh8c.jpg)