Golden Security Wireless Window Magnetic Door Sensor for G90B WiFi GSM Home Wireless Alarm System

Features :

Built-in Antenna. It will send the alarm signal to control host once the door or window is opened.
Compound multi-layer design. Built-in omnidirectional antenna. Superior circuit design. High-performance and low power consumption. Superior ABS material.
Work for?Golden Security APP Control bluetooth Alarm System Wireless Doorbell Door Bell Night Light Home Security Door Sensor Or?other Golden Security device.
This is an extra accessory. ? Specification :

Working frequency: 433MHz Shock resistence: 4.7M,1.2M.3.5M,300k Transmission distance: 50-150m in open area
Operating Power: 23A 12V ? Package Includes :

1 x Wireless Door Window Sensor