iFutniew 8 Dip Switch 330Mhz Smart Copy Remote Control Fixed Code 2 CH Duplicator for Gate Garage Door Opener or Alarm System, Easy to Use

Car Remote Controls, Two-Way Remote Controls, And Ic Program-Encrypted Remote Controls Cannot Be Copied. Conditions For Choosing A Duplicate Remote Control: The Remote Control Has Normal Functions, Is Chip Compatible, And Has The Correct Frequency. Before Copying The Remote Control, Please Make Sure That The Existing Code On The Remote Control Has Been Deleted. Otherwise, Copying Cannot Take Place. This Program Can Only Copy Remote Controls With Fixed Codes, Learning Code Chips And Some Rolling Code Remote Controls. To Avoid Interference During Operation. When Copying, Stay From Electronic Signals, Such As Mobile Phones, And Transmission Products, Such As Wireless Cats. Make Sure Your Remote Control Has Enough Power. When Copying, The Closer The Distance Between The Two Remote Controls Is, The Better! When Pressing And Holding The Button Of The Remote Control, The Transmission Signal Must Be Normal, And Then Press The Button Of The Copy Remote Control To That The Functions Are Copied.