Fangrui Product Details Suitable For 4pcs Universal Duplicator Remote Garage Door Remote,remote For Gate, Remote Control Key Fob, Garage Door-fo Shan Ran Wang This Is A Fixed And Roling Frequency Remote Cloner (433.92mhz) For Copying 99. Common Fixed And Learning Code Remote Controls. Compatible With Most Chips: These 433mhz Automatic Sliding Gate Opener Are Compatible With 2264, 2260,1527, Fp527, 2240, Smc918, And So On; Please Confirm Your Chips Whether Suitable Before Ordering Easy To Duplicate: After Removing The Old Code, You Need To Put The Universal Gate Controller, Remote Control Side By Side, And Press A Button, Then Press The Corresponding Button To Copy The Old Remote Control, Led Indicator Will Flash 3 Times To Let Go, And Other Corresponding Keys Clear The Old Code: Press And Hold The A And B Keys On The Automatic Electric Door Opener At The Same Time Until The Led Indicator Flashes Continuously Before Releasing; You Can Press Any Key To Test, If The Led Indicator Flashes Instead Of Blinking All The Time, It Means The Code Has Been Cleared 4 Keys To Control: There Are 4 Buttons On The Remote Controls For Gates, A, B, C, D, Are Applied For Opening, Closing And Stopping Doors, Which Are Convenient And Practical; You Can Use Them For Rolling Shutter Doors, Rolling Shutter Doors, Telescopic Doors, Garage Doors, Road Doors You Will Get: There Are 4 Pieces Of Universal Remote Gate Openers (include Battery And Instruction Book), Equipped With Lobster Clasp, Which Can Be Hung Around Clothes, Pants, Bags, Etc. Colour:photo Color Material:metal Package Contents: 4 X Garage Door Opener Remote 1 X English Instruction Manual Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm. Please Pay Attention To The Title And Description When Buying, And Pay Attention To The Title And Description When Buying.