Dahua Airshield Series Wireless Reed Switch Black Detection Gap 40mm With Tamp Alarm Flashing/ Solid Green LED Indicators Plastic Door Mounted 433.1-434.6mhz 1xcr123a Battery (3.3v)

The Dahua Airshield Series Wireless Reed Switch is a compact, black plastic door-mounted sensor designed for indoor perimeter security. It operates on the 433.1-434.6MHz frequency band and features a 40mm detection gap, providing reliable intrusion detection for standard door and window applications.

Key Features

• Wireless operation on 433.1-434.6MHz frequency range
• 40mm detection gap suitable for standard door and window installations
• Integrated tamper alarm for physical interference detection
• Flashing and solid green LED indicators for status monitoring
• Plastic housing designed for door-mounted indoor use
• Powered by a single CR123A battery (3.3V)
• Black finish for discreet aesthetic integration