Free shipping High quality Home Burglar Security alarm for new 4pcs White infrared detector wireless GSM alarm system 433 MHZ
|45 days Money back Returns accepted if product not as described, buyer pays return shipping; or keep the product & agree refund with seller.|
Guarantees: On-time Delivery 60 days
Notice: this device cannot be used alone, it need be used match with 433MHz Alarm System Host in my shop.
– > wireless infrared detector detector will automatically detect human movement when the intruder through the detection area, and will send out alarm signal.
– > advanced signal processing technology, provide super ability of detection.
– > features high sensitivity, low power consumption, compact and beautiful appearance, convenient installation, firm structure, long service life, low rate of false positives, high reliability.
4 x infrared detector (battery not included)
-> can only be installed in the interior, the rate of false positives have great relationship with the location of the installation, the correct installation position should be from the ground 2.0-2.2 meters;Away from the air conditioning, refrigerator, stove such as air temperature sensitive spot.
-> infrared sensor should be installed in indoor corner in order to obtain the ideal detection range, detection range can not have lie between screen, furniture, large potted plants or other quarantine objects.
-> infrared sensor should be carried in line with indoor walking certain Angle, infrared sensor for radial moving least sensitive reaction, and for tangential (i.e., a direction perpendicular to the radius) move the most sensitive.At the scene to choose the appropriate installation position is to avoid the infrared probe false positives, obtained the best detection sensitivity of the very important one annulus.
Warm Prompt: After get parcel, if you have any questiones, please contact me in time, because different time area, sometimes reply not in time, when i see your message, i will reply in time ! If parcel delay or the parcel has been accidentally damaged, please not open dispute and bad feedback, contact us at first, thanks !!! Shipping:
- Sometimes, system will delay the protect time because of some complex reason, please do not worry. After delay the protect time, you will have more time to check your package.
- If protect time is not enough, but you did not get the package, please not open dispute, just ask me delay the protect time, thanks.
Warranty: We will do full test before send this product, so you will get a perfect product All the alarm host have Sealed label, please not tear off the label. Not all the 433MHz accessories compatible with all the 433MHz alarm system in the market. Please ask me if have problem 1 Year replacement warranty, buyer is responsible for return shipping costs Feedback: If you are satisfied with this product, please leave me 5 stars feedback, I will service better and better ! If you are not satisfied with this product, please don’t leave negative feedback and low score, because that won’t solve problems. if you are not satisfied, please leave me a message, and I will reply you as soon as possible, I think everything can be solved. (I can send another new product or coupon). Thanks for your visit and welcome to visit us again! (*∩_∩*)
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|Shipping Company||Shipping Cost||Estimated Delivery Time|
|3 - 7 days|
|3 - 7 days|
|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).|
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