Humanized DesignLoud>85dB makes everyone in the house can hear the alarm clearly when the smoke alarm is chirping. If low battery there will be a signal alarm, which informs you to change a new battery
Easy Installation&High QualityThe fire detector can be easily installed through the mounting bracket. It can be easily mounted on the wall or ceiling. this equipment is installed in accordance with the NFPA standard 72, so you can rest assured and absolutely trust our products