HUIOP GSM Door Gate Opener Remote On/Off Relay Switch Remote Control Door Access Wireless Door Opener By Free Call SMS Command,GSM 3G 4G remote gate controller

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  • 3. Support 9-36V wide voltage input
  • 1. Support global 2G 3G 4G communication frequency
  • 4. Support relay delay closing time 0-999 seconds
  • 2. Support authorized 1001 user numbers. Support to query the number authorized by yourself
  • 5. Support the relay to be permanently closed until the next command interrupts the closure

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