Smoke Detector
1-Optical Sensor
2-EN14604 smoke alarm
3-Test Button with LED indicators
4-9V Battery With Low Battery signa

1) Unit Size: Φ90X45mm
2) Working current:
A) Static current: ≤ 3μ A
B) Alarm current: ≤ 35mA
3) Operating voltage: DC9V
4) Audio alarm: 85dB at 10 feet
5) Temperature range: 14º F (-10º C) to147º F (60º C)
6) Humidity range: ≤ 95%RH (40± 2º C)
7) Battery: 9V battery back-up for at least 1 year
8) Sensor: Optical