4Pack Smoke Detector Fire Alarms 9V Battery Operated Photoelectric Sensor
4-pack photoelectric smoke alarms with 9V battery, easy installation and test button. Designed to detect slow smoldering fires with visual and audible alerts. Battery included for quick setup
Highlights
- 9V battery powered
- photoelectric sensing
- easy install with hardware included
Pros
- photoelectric technology for smoldering fire detection
- easy installation with included screws and bracket
- test button to verify operation
- battery included for immediate use
- LED indicator and audible alert
Cons
- requires 9V battery replacement
- some setup steps may require wiring or mounting elsewhere
Best For
Features
- 9V battery powered, photoelectric smoke detector with LED indicator and sound alarm
- Test button requires 5 seconds press to verify operation; batteries indicate low power
- Chirps every 32 seconds with red LED flashing during alarm cycle
- Easy installation with included screws and mounting bracket; safety clip prevents without battery
- Suitable for multiple rooms; emits >85dB(A) at 3 meters and requires no radioactive material
