If your old remote is a rolling code, please follow

1.Clear code:Press the A and B keys at the same time,then don't release the A button, press the B button three times,the light flashes.
2.Copy:Press the A button on the two remote controls at the same time,the light is on and the copy is successful.
3.Press the learn button on the old remote's dashboard and A button on the new remote control at the same time, truly copy successful.

Descriptions

With this remote control, you can control all 433MHz fixed code key fobs.
Some remotes that use this frequency are listed below.
4-Channel RF Wireless Remote Control Duplicator for Cars, Garage Doors, Gate Doors, Alarm Systems etc.
This is a fixed frequency remote cloner (433mhz) for copying common fixed and learning code remote controls.

NOTE

Package included:

1 x Remote Control (include 12V 27A battery)



Copying method:

Resetting before copying: press two keys on copying remote control at the same time until LED flicks, indicating the resetting is successful. After resetting, press the key of remote control, and LED will be off.

Copying: place the product correctly before copying. Place the original remote control and copying remote control on the desk. Use right hand to press the copying remote control until LED is on - off, indicating it enters to copying status. Use left hand to press the key of original remote control. The fast clicking of LED of remote control indicates success in copying. The copying method is the same as for several keys.


This product can copy the remote control with the following chip inside: PT2264, PT2262, PT2260, PT2240, SC2262, SC2260, EV1527, SCT527, HS1527, HS2240, SCL1527, FP1527. If you fail in copying with proper operation, you might have to check whether your device has a chip above.
If IC chips can not match, it will not be copied, please verify the chip model before you buy.