100m Wired Sensor Alarm 4 Beam Infrared IR Barrier Detector Security System Fence Sensor Photoelectric Beam

100m Wired Sensor font b Alarm b font 4 Beam Infrared IR Barrier Detector Security System
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100m Wired Sensor Alarm 4 Beam Infrared IR Barrier Detector Security System Fence Sensor Photoelectric Beam
100 % of buyers enjoyed this product!
Availability: in stock
Price:  US $89.00 / piece
Sale price:  US $80.10 / piece

from AliExpress

45 days Money back 45 days Money back Returns accepted if product not as described, buyer pays return shipping; or keep the product & agree refund with seller.
On-time Delivery On-time Delivery
Guarantees: On-time Delivery 60 days



Match Alarm HostUS $ 49 /setUS $ 42 /setUS $ 3.50 /setUS $ 28 /setUS $ 42.00 /setUS $ 39 /setUS $ 15.00 /pieceUS $ 18 /setUS $ 25.00 /set

100m Alarm 4 Beam Infrared IR barrier Detector Security System fence sensor photoelectric beam


You can use our product both in anout thproduct of high-tech modem aptitude, it is easy to handle,beautiful appearance. It can be applied to some important places such as department, school, villa factory etc.It can be installed in fence, door, window, balcony, etc to protect and give an alarm. Protect the safety of youand your belongings.


1. Aptitude judgment: when the theft comes into the protective district, it stop two or more infraredbeams,which over 40ms will give out the alarm, Can effectively prevent the traditionally wrong alarmdeficiencies.(Duplex detector can absolutely anti sun-light interference)2. Recognize object: can distinguish the size of the traversing object, when the lawless intruder came it willgive the alarm, it doesn’t happen when the intruder is a cat or a dog. You do not bother to open thewindow.3. Good reliabilities: anti-cutting function disturbs technology. Prevent the intruder adopt deceive or destroyways.4Anti-rain-wet: Anti-rain function can bused out door of wet places.5. Beautiful and reliability of the structure the crust is mainly high quality and good material the surface iswith sprout and mould disposal, firmed durable: import filtrate flake filtrate visible light.6. Install and debug easily: When the installation, it can be revolved 360°, Three grade alert distance can be.


Alarm output: Finites infinity compatibilityTouch off time: 40msAlarm speed: Alarm time≥1.5secLight axis fix time: Level;180°(±90°)Environment conditions: Environment temperature-35-+55 comparative humidity≤95%

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2) Payment must be made within 3 days of order.

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We Ship to Worldwide, except APO/FPO.

Items are shipped from China using Airmail, reach most of the countries within 10 to 20 business days.

Delivery time depends on destination and other factors, it may takes up to 20 business days.

1. You have 7 days to contact us and 30 days to return it from the date it was received. If this item is in your possession more than 7 days, it is considered used and WE WILL NOT ISSUE YOU A REFUND OR REPLACEMENT. There are NO EXCEPTIONS! Shipping cost is bear by both seller and buyer in half.

2. 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 po#.

3. We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its original condition and packaging with all components and accessories included, AFTER BOTH Buyer and Seller cancel the transaction from aliexpress. OR, you may choose to have a replacement.

4. We will bear all the shipping cost if the product(s) is (are) not as advertised.

12 months Warranty. Buy with confidence!

If you are not satisfied when you receive your item, please return it within 14 days for a replacement or money back. Please contact me before you return it.

If item is defective in 3 months, We will send you a replacement without extra charger, 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 have to pay the extra shipping fee.

We are not responsible for any custom duty or import tax.

We will leave POSITIVE FEEDBACK after receiving the payment. Please contact us if you are not satisfied with the item after receive it.

All emails will be answered within 1 business day. If you do not receive our reply, please kindly re-sent your email and we will reply to you as soon as possible.

Serious Buyer Only! Please place bid only if you agree with all the terms.

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Shipping Company Shipping Cost Estimated Delivery Time
DHL 3 - 7 days
UPS Expedited 3 - 7 days
EMS 5 - 14 days
Post Air Mail Free Shipping 15 - 45 days
Return Policy If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller Service On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).
Price:  US $89.00 / piece
Sale Price:  US $80.10 / piece
from AliExpress