10-year Wireless Interconnected Smoke Alarm Sealed Battery

Wireless Interconnected Smoke Alarm (hereinafter referred to as the
device) is designed to continuously monitor smoke concentration.
Adopting new split-spectrum sensor and a built-in high-volume buzzer, it
responds quickly and becomes highly sensitive with stable performance
and low false alarm. Once the surrounding smoke concentration
reaches the alarm value, it will promptly send out visual and audible
alarm signal to remind the user to take immediate measures. Moreover,
the alarm signal will be pushed to every alarms in the interconnected
network and they will raise the alarm in unison.