Multi-functional and user-friendly design, simple and fast to use. This smart copy remote control is compatible with electric door remotes, sliding gate remotes, and garage door remotes. Clearing: Press the top two buttons simultaneously. The LED indicator flashes 3 times, then release the right hand (keep holding with the left hand). Press the right button three consecutive times with the right hand until the indicator light flashes. Afterward, pressing any button will keep the light off, indicating the clear function is complete. Copying: Press the corresponding button on the original remote and the new remote at the same time. The LED will flash quickly twice, then slowly three times, followed by a continuous light, indicating successful copying. Repeat the process for the remaining three buttons. Compatible chips: PT2262, PT2240, PT2264, PT2260, PT2242, SC2262, SC2260, EV1527, SDC7527, HT600, HT640, HT12D, HT12F, HT12E, SC5262, etc. Size: 60 x 36 x 12mm Type: Wireless remote control Compatible with: Electric sliding gates, barrier gates, alarm systems, and similar devices Rated voltage: 12V (battery included) Wireless transmission distance: 150 meters Frequency: 433MHz Color: Blue Material: ABS Package Contents: 1 x Remote Control Note: Light reflection and display differences may cause slight variations in color between the image and the actual item. Measurement error allowed is +/- 1-3cm.