cheap pir motion detector sensor human DG-85

cheap pir motion detector sensor human DG-85     Specifications:
wired outdoor motion detector to anti pet with 40kg.
1.It is a kind of PIR intrusion detector
2.It has two different working modes   wired outdoor PIR motion sensors
It is a kind of PIR motion infrared  detector integrating the most advanced security technology. It adopts dual PIR sensors with high accuracy, intelligent digital chip, advanced, (True Motion Recognition & Anti-pests) of tware technology, which can help it to make an accurate judgment of true-intruder or other interference that can cause wrong alarm.   And it is with the function of automatic memory of environmental change, which can avoid wrong alarm a used by hot and cold air, operation machine interference. It can prevent effectively the interference cause by a 25 kg past or 10 cats, insect, mouse, birds etc. Its supper filter can be used indoor and outdoor.   This have clear various interference that common PIR detector can't over come; and put an end to wrong alarm and miss alarm. DG-85 has two different working modes: bus mode and relay mode, can be used for all kinds of control panels on the market.   Main Features:   Fully sealed design, two-layer water proof, macromolecule film plating for indoor and outdoor installation; Remarkable pet-immunity function to prevent pets under 25kg; Special lens anti UV to reduce false alarm at maximum, Germany imported optical filter to block motley light up to 99%.  
The more information you need:   1, can i buy some samples or just try the small order at first? ----yes, it can be ok, the quantity is up to you, you can decide how many you need.   2, How is the quality of the products? ----- To make make the products are made by new materials -----With quality certificates, all test steps are according to the testing data ----Outcoming products are tested by ISO9001 control   3, What's the delivery time to send goods? ----for samples, 1-2 days, for bulk order, about 4-5 working days   4, How can i get the goods after payment? -----When you can interest in our products, we can know your address and shipping cost by best way, after get your payment, we will send the goods according to your point way, if the goods has problems on your customs, we will help to clear the goods.   5, What's the payment way? ----By T/T , Western union, or Paypal   6, What's the warranty time of goods? ----3 years, during the 3 years, for the bad goods, we will repair them without any fee, and we can also provide the free spare parts for you.   7, Can i have the OEM or ODM for the goods? ----yes, it is welcome, and you can also design your own gift box, or print your own logo on the goods for bulk order.