Home use Stadalone DC9V battery photoelectric fire alarm smoke detector

Key Specifications/Special Features

• Power Source: 9V Battery (not included).
• Audio Alarm: ≥ 85dB/3m
• Temperature Range: 0℃ to 40℃
• Humidity Range: 5%-95% relative humidity(RH)
• Sensor: Photoelectric
• Size: diameter 105mm in diameter x59mm depth
• Interconnects: No
• Easy to install with mounting base included
• Suitable for any room
• Low battery signal
• Test button for simple testing