König SAS-SA1052V smoke detector

Duo-pack smoke alarm - 85 dB, DC 9 V, -10 °C ~ +40 °C The VdS-approved smoke alarm increases home safety. It immediately goes off if it detects smoke.
Its siren exceeds 85 dB to ensure that it even wakes people up in the middle of the night. The alarm is equipped with a low-battery alert and a test button for periodic testing purposes.

- Battery: DC 9 V (incl.)
- Alarm volume: > 85 dB (3 m)
- Test button: yes
- Low-battery alert: yes
- Operating temperature: -10 °C ~ +40 °C