Features:

Photoelectric Smoke Alarm

1) Material: ABS plastic

2) Assembly no wiring, size: Dia.104xH35mm

3) Power supply:9V carbon zinc battery/PP3(battery included)

4) Standby current: 8μA, Alarm current: 16mA

5) Environment temperature: -10°C ~ +50°C

6) Environment humidity: 0 to 95%(40±2°C) 

7) Alarm decibel: louder than 85dB at 10feet(3 meters)

8) Tamper Resist locking pin

9) Test button:To verify the proper functioning of the detector

10)Low voltage warning: Unit beeps every 40 seconds for 30 days

 (minimum) to indicate a need of battery replacement 

11)Smoke sensitivity:Conform to en 14604 standard

12)CE, ROHS, EN 14604

13)5 years quality guarantee 

Our Factory

FAQ:

1.Q: Is this smoke alarm AC powered with back-up battery?

A: No, this smoke alarm is only powered by 9V battery. Our another model PW-521 is AC powered with back-up battery.

2.Q: How many years does this smoke alarm last?

A: This smoke alarm can last for 10 years. We offer 5-year quality warranty for this smoke alarm