3PCS 4-in-1 Remote Control DUPLICATOR, Universal Gate Remote Control 433mhz, Strong Compatibility Garage Door Remote Control Cloning Key 4 Buttons For Car Garage Door

[4-IN-1 REMOTE CONTROL DUPLICATOR]The remote control duplicator is the easiest and cheapest way to copy any wireless remote, car key, garage door opener, and more!
[Emergency Tools]This gadget transfers signals to duplicate your existing remotes so you always have a duplicate remote or key available in case you lose the original.
[4 Channels]The device can clone up to 4 buttons of the same or different remotes allowing you to carry four remotes in one! Each corresponding letter (A, B, C and D) can open a different remote control key.
[User-friendly]You can open your garage door and unlock your car using just one remote control instead of carrying two keys with you.
[Universal Copy Type Wireless Remote Control]The transparent infrared connection is secure and safe to use thanks to data encryption. You can copy any compatible wireless remote control key and each password is stored individually.