Feature:This product uses the pyroelectric infrared sensors to detect, can be monitored within 8-15 meter range, when person or animal is moving, it will automatically detect and issued 90 db alarm high-intensity sound to scare the intruder or provoke the security police.Suitable for families, warehouses, shops, sheds and other security places.Without any external connections, compact portable design, can be placed anywhere.This kit uses 4*AAA battery, suitable for electronics enthusiasts and vocational school students to practice professional electronic assembly.The package does not contain a battery.Precautions:The probe should not be face to outdoor avoid false alarms caused by idlers moveProbe should away from cold or heat source, such as air conditioning vent, heating, air conditioners, stoves, etc.Installation should avoid sunlight and car lights direct shot the probeMounted on a corner or wall, recommend installation height is 1.5 to 3 meters off the ground, to prevent small animals false positivesNote:We don't supply any manuals, only has schematic, please note this before you buy it, sorry for all the inconvenience.Package included:3 x Infrared Electronic Alarm Kit
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.