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High Sensitive Photoelectric Wireless Smoke Fire Detector Alarm System Home Security Safety Garden smokehouse Alarm DetectorUSD 4.40/piece
Hight Quality Home Security Fire Sensor Alarm White Photoelectric Cordless Smoke Detector FC
| Description |
Features:
-100% brand new and high quality
-High sensitivity
-Excellent stability
-Low battery indicator
-Alarm test button for easy testing
-Alarm Indication: Red LED flash
-Simple installation
-This small gadget will alert and warn people to stay far away from danger field
When it detects smoke.
-This product named Photoelectric detector (hereinafter called detector) detects
the smoke by a couple of infrared diodes. The principle of detecting is granule in
the smoke can reflect infrared light. Infrared diodes are placed in the special
chamber. It can shield external light, but don\'t affect the smoke into it.
-While there is no smoke, the diode can receive very weak infrared light. When the
smoke enter the chamber, the diode can receive more and more light. When the smoke
attains the certain density, the detector can give out alarm signal. In order to
reduce the interference and lower power consumption, the emitting circuit adopts
the pulse signal.
-The detector, designed with special structure and ASIC, features dustproof,
mothproof and anti outside light interference etc.
-The detector is suitable for detecting the smoke in the house, shop, hotel, restaurant,
office building, school, bank, library, computer house, storehouse etc.
Specifications:
9V battery (Not Included)
-100% brand new and high quality
-High sensitivity
-Excellent stability
-Low battery indicator
-Alarm test button for easy testing
-Alarm Indication: Red LED flash
-Simple installation
-This small gadget will alert and warn people to stay far away from danger field
When it detects smoke.
-This product named Photoelectric detector (hereinafter called detector) detects
the smoke by a couple of infrared diodes. The principle of detecting is granule in
the smoke can reflect infrared light. Infrared diodes are placed in the special
chamber. It can shield external light, but don\'t affect the smoke into it.
-While there is no smoke, the diode can receive very weak infrared light. When the
smoke enter the chamber, the diode can receive more and more light. When the smoke
attains the certain density, the detector can give out alarm signal. In order to
reduce the interference and lower power consumption, the emitting circuit adopts
the pulse signal.
-The detector, designed with special structure and ASIC, features dustproof,
mothproof and anti outside light interference etc.
-The detector is suitable for detecting the smoke in the house, shop, hotel, restaurant,
office building, school, bank, library, computer house, storehouse etc.
Specifications:
9V battery (Not Included)
Sound Level :> =85dB/m
Alarm Current: <=20mA
Standby Current: 300μA
Operating Temperature: -10°C ~ +50°C
Operating Humidity: 95%RH
Detecting Area: 20 square meter
Smoke Sensitivity: 2.36%/FT +/-1.251%/FT OBS
Size: 3.5x10.7cm (HXDia)
Color: White
Alarm Current: <=20mA
Standby Current: 300μA
Operating Temperature: -10°C ~ +50°C
Operating Humidity: 95%RH
Detecting Area: 20 square meter
Smoke Sensitivity: 2.36%/FT +/-1.251%/FT OBS
Size: 3.5x10.7cm (HXDia)
Color: White
Note:Because the battery is the transport of contraband. So the package will not contain the battery. Please understand
| Package Included |
1 x Cordless Smoke Detector Fire Alarm
| Shipping |
- We Ship to Worldwide (Except some countries and APO/FPO).
- We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address.
- Orders processed timely after the payment verification.
- We will send the package from China via air post.
- Delivery time depends on Shipping Carrier, Customs and Post Dispatch of destination and other factors.Most packages could be received in 20 business days (4 weeks).
| Return Policy |
- We accept Email requests for returns within 7 working days of receiving your order. If the item is in your possession more than 7 days, it is considered used and we will not issue you a refund or replacement.
- If you are not satisfied when you receive the item, please return it within 7 days for a replacement or money back. Please contact us for a return guide before you return it.
- All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return, and your order ID.
- If the item is defective in 3 months, We will send you a replacement without extra charge, or offer refund after we receive the defective item.
- If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item. But you need pay the extra shipping fee.
- You agree to all of the above-listed policies upon ordering on aliexpress!
| Feedback |
- If you are satisfied with our product and service, please give us a positive feedback with 5 star review which is very important for us. We will be very appreciate if you can leave your real feeling here.
- If you are not satisfied with the items or our service, please contact us before leaving any feedbacks, we will resolve the issue immediately, thank you!
| Contact US |
- Please Message us from 8:30am. to 18:00pm. (GMT+8) of Monday to Saturday.
- If you have any questions, please message us and give us a chance to assist you. All messages will be answered within 1 business day (except Public holidays in China). If you do not receive our reply, please kindly re-sent your message and we will reply to you as soon as possible.
- We apologize for the late reply during holidays (included Sundays).
