YANJEN 9V Battery Operated Stand Alone Smoke Alarm
Standalone Photoelectric Smoke Detector adopts the reflection principle of smoke particles
that can reflect infrared light. The main circuit includes a MCU processing section, an infrared-emitting portion and an infrared receiving portion.
Transmitting and receiving diodes are placed in the optical chamber which can shield stray light
from outside interference, but does not affect the smoke getting into the detector. Usually when in a smoke-free environment, infrared signal is very weak.
When smoke enters the optical chamber, due to scattering effect, the infrared signal increases.
When the smoke concentration accumulated reaches to the MCU alarm level, the detector will flash warning lights and warning alarm, meanwhile sending alarm signal to trigger other devices which connected to it.
Product Specifications:
Model | YJ-105 |
Sensor | Photoelectronic |
Power | DC 9V Battery (battery is included, 1-year battery life) |
Low Power Indicate | Audiovisual Alarm(7-15minutes) |
Alarm Sensitivity | 0.1~0.25dB/M |
Alarm Current | ≤15mA |
Alarm Output | Audiovisual Alarm, 85db/10 feet |
Working Environment | Operation Temperature-10℃~+55℃, Operation Humidity: <95% |
Dimension | 102Φ*46mm |
Package | 100 pcs/carton, carton size:60*53.5*25cm. Gross Weight: 16.5Kgs/carton. |
Product Details:
MCU Automatic processing technology
Manual test
Automatic reset
Mute button
Automatic detection
Infrared photoelectric sensor
Sound-light alarm
SMT design, high stability
Dust-proof, Insect-proof, Anti-visible light
Application:
It has widely applicable places, like hotels, lounge, family house, etc.

Delivery:
Long-term cooperation forwarders, we can ship your goods safely and in time.

Our Services:
1. The Professional OEM & ODM Service.
2. Prompt Response.
3. Support Factory Quality Inspection.
4. Standard Quality Control System.
5. Sample & Customized Order Can Be Supported.
6. Independent R&D dept, Designing Department to Service you.
7. Whole Set of Technical and Solution Supports.
8. Manufacturer Is with Offer Better Price and Service.
9. Direct Control on Materials, Production Status, Quality Checking.
10. Reliable After-sales Service, With One Year Warranty.
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