Window/Door Guard!!! low voltage alert wired magnetic door contact/sensor

Product Overview

Description

             Window/Door Guard!!! low voltage alert wired magnetic door contact/sensor

 

 

                               

 

 

Technical Specifcation:

Output Signal :   NC

Color:   white

Gap(mm):    2-3

Leads(mm) :    "+" screws

 

Package:
Inner packing:    20/bag         
Out packing: 800 pcs

 

How to make a good door contact?

 

 

 

 

If you want to know more about us, welcome to visit our website: www.smart-home-security.cn