4pcs Universal Duplicator Remote Garage Door Remote, Remote for Gate Remote Control Key Fob Replacement Garage Door This is a fixed and rolling frequency remote cloner (433.92MHz) for copying 99.99% of common fixed and learning code remote controls. Compatible with Most Chips: these 433MHz automatic sliding gate openers are compatible with 2264, 2260, 1527, FP527, 2240, SMC918, and others; please confirm your chip type before ordering. Easy to Duplicate: after removing the old code, place the universal gate controller and the original remote control side by side, press and hold the corresponding button on both remotes simultaneously, then press the matching button to copy the signal. The LED indicator will flash three times to confirm successful copying. Clear the Old Code: press and hold keys A and B on the automatic electric door opener simultaneously until the LED indicator flashes continuously, then release. Press any key to test; if the LED flashes instead of blinking constantly, the code has been cleared. 4 Keys to Control: the remote features four buttons—A, B, C, D—for opening, closing, and stopping gates or doors. Suitable for use with rolling shutter doors, telescopic doors, garage doors, and road barriers. You Will Get: 4 x garage door opener remotes (batteries included), 1 x English instruction manual, equipped with lobster clasp for convenient carrying. Color: As shown in photo Material: Metal Package Contents: 4 x Garage door opener remote 1 x English instruction manual Note: Light reflection and different displays may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.