This Photoelectric Wireless Smoke Detector is designed to sense smoke that comes into the detector chamber. It does not sense gas, heat, or flame. The working principle is when the smoke detects a certain density of smoke, the alarm of smoke detector will sound and in the meantime, the detector will emit the signals to the associated devices for further execution.
Battery Life 18 Months
Loud Audible Alarm 85 dB Integrated
Wireless Detector for Easy Installation & Freedom