GSM Gate Opener 2 Channel 4G APP Remote Control Light Relay Switch for Garage Door Factory

Feature: 1. Remote Control: GSM door opener with remote switch for authorized free calls that can be operated from anywhere, regardless of distance. 2. Stable Efficiency: Quad band 900/1800Mhz for global GSM networks, you can control the device and receive alarm messages at any time. 3. Professional Design: Gate opener module provides high signal sensitivity, anti interference and good stability, bringing you a professional use experience. 4. Practical Switch: Excellent aluminum housing and system safety isolation, durable construction and reliable performance, ideal as a control switch. 5. Wide Application: Suitable for a variety of scenario applications, such as farming agricultural power equipment, factory automation, base station lighting, etc. Specification: Item Type: GSM Gate OpenerMaterial: Aluminum 4G Frequency: B1/B3/B5/B7/B8/B20 GSM Frequency: 900/1800 MHZSIM Interface: Standard SMA interface Output: Normally on and normally off . Package List: 1 x Relay Switch1 x User Manual1 xSignal Receiving Line1 x Plug