Multifunctional 4in1 functionThis device allows you to clone up to four remote control buttons from the same or different remote controls. Its versatility and customizable nature ensures that you always have a spare remote or key available in case of loss. It is compatible with a variety of devices, including wireless remote controls, car keys, and garage door openers. Before placing an order, please confirm the chip compatibility.Convenient code cleaning processClearing the code is a simple process. Press and hold the A and B buttons simultaneously for three seconds. Then continue to hold the B button, release the A button, and then press the A button 3 times. The LED indicator light will flash rapidly, indicating that the code clearing process has been completed.Easytouse code duplicationCopying the code for this device is easy. Press and hold the desired button on our remote, while simultaneously pressing the corresponding button on the remote. Bring the remote to the metal part of the cloned remote. The LED will flash rapidly and remain on continuously. If you try to press this button, the LED will light up, indicating that you have copied it. Repeat the steps for the other buttons below.Reliable data recoveryIf unexpected data clearing occurs, just press the specified button on the back of the remote control at the same time, and then repeat with another remote control. This indicator will flash quickly 3 times to indicate successful data recovery.Software package contentsThe package includes four universal remote openers, each equipped with a battery and instruction manual. In addition, they are designed with carabiners, allowing you to easily hang them on clothes, bags, bags and other items for easy carrying. The quantity provided is sufficient to meet your alternative needs.Color As shownMaterial plasticPackage contents4garage door openerOnly the above package contents, other products are not included.Note Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowable measurement error is13 cm.