8 pieces 433MHz Wirele Vibration Detector Door Window Vibration Alarm For WiFi / GSM Home Burglar Security Alarm System Warm prompt: 1. This shock sensor can not work independently, it work together with alarm host. 2. we will send you the 433mHz type as default. If you need more acceories, please see the following links in detail.

->Wirele Door/ window shockdetector ->For home GSM/PSTN alarm system -> Condition: -> These sensors are used to protect the opening of both doors and windows. -> Easily mounted by adhesive tape to window or door
-> Working frequency: 433MHz -> Power supply: 23A-12V battery -> Working distance: over 80 meter ( open environment ) -> Working temperature: -10 - 50 -> Size: approx. 70x37x15mm -> Color: white, as pictures

8*Wirele shockalensor (Battery not include)
About shippingShipping and Packaging All items will be double checked and well packed before sending.Items will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for remote areas,it may take a little longer).
Special Announcement:Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resoe the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties or taxes. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .
Your 100% satisfaction is very important to usIf the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.