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Product name-Home usage Smoke Detector ALF-S031

Product classification:Smoke Detector

Characteristic: smoke detector



◆ Dedicated chip signal processing,and more energy efficient, more stable

◆ Alarm output: sound and light alarm

◆ Infrared photoelectric sensor

◆ Anti-electromagnetic interference

◆ Be able to adapt to changes in the environment


◆ Dust and pest proof,anti-white light interference



◆ Operating voltage:  9V battery

◆ Standby current:<15μA

◆ Alarm current: <30mA 

◆ Operating Humidity:≤95% RH

◆ Detection area: 20 m2

◆ Sensitivity: 2.06% ft

◆ SPL: 85 dB / 3m (10ft)


◆ Size:Φ107 * 36MM


Our advantage:

The same product,the lowest price.

The same price,the best quality.

The same quality,the fast delivery time.

To provide our customers with best price and quality is our long term target.


Our company:


Having our own factory which provides you the most competitive price.

CE,FCC,ROHS,IP55 for some products and ISO9001 certificate make you satisfied with quality when using our products.

Professional team provide you the latest design and satisfying sevices.

Thanks for your time of viewing.Please contact me freely to get more information.

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