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EN 14604 certified Haisheng fire smoke detectors with MCU processing HS-DG822

1. General

HS-DG822 Battery Powered Photoelectric Smoke Alarm with excellent stability and high-sensitivity.

2. Specifications

Power Source: 9V Battery (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

3. Features

4. Packing & shiping

sound Smoke alarm electronic Smoke Detectors Fire alarm cheap DC9V smoke alarm HS-DG822  

1pc/color box(110*110*62mm,170g) ;100pcs/carton box

5. Company profile

6. Our services

 OEM & ODM or  Any one of our existing product designs can also be modified to meet your specific requirements. 

7. Why choose us

Advantage we have 

A.experienced manufacturers;

B.alibaba golden supplier ,factory recognized by ccc;

C.7/24service for you ,all the question will be dealed within 24hours;

D.Benefit you get 

   Stable quality---coming from good material and technic.

   Lower price---not cheapest but the lowest at the same quality.

   Good service --satisfactory service before and after sale.

   Delivery time ----30days for mass production.