4 in 1 Remote Control Duplicator. This device can clone up to 4 remote buttons from the same or different remotes, allowing you to carry four remotes in one. Each corresponding letter (A, B, C, & D) can control a different remote-controlled device. Multi-Use 4-channel remote control system with anti-theft features and one-click operation enables control of various devices including cars, homes, and garages. Simple pairing with the original remote. Clone up to 4 remote signals from 4 different remotes. High Security Operate your garage door and unlock your car using one remote control instead of carrying multiple keys. Copy compatible wireless remote keys with individual password storage. Creative Design This device transfers signals to duplicate existing remote controls, ensuring a backup is always available if the original is lost. Multifunctional, customizable, and user-friendly design for easy and quick operation. Customer Service High-quality construction and fine workmanship. For any questions, contact us and we will respond within 24 hours. Specifications: Working voltage: DC12V (27A battery not included) Operating current: 8mA Working frequency: 433MHz Modulation Mode: ASK (AM) Transmission power: 100mW Emission distance: 100 m (line of sight) Encoding type: Self-copy Working temperature: -10°C to +50°C Compatible with remote control IC modules including: AX5326-3, PT2262, PT2260, EV1527, FP527, PT2242, HT600, HT680, HT6207, HT6010, HT6012, HT6014, AX5326, SMC918, PT2240, HT6013, HT12D, and others. Remotes must have fixed code or learning code functionality. Applications: Garage doors, motorcycles, car alarms, home security systems, short-range wireless remote control devices, and industrial control products. Programming Instructions: Step 1 – Delete existing code 1) Press and hold buttons A and B together until LED flashes 3 times. 2) Continue holding button A and release button B. 3) While still holding button A, press button B 3 times. LED will flash continuously. 4) Press any key on the original remote. If the LED does not light up, code deletion is successful. If the LED lights up, the original code was not deleted. Step 2 – Clone original remote 1) Place both remotes back to back with direct contact. 2) Press and hold one button on the original remote and the corresponding button on the duplicator. Hold until the LED blinks twice, then three times, and finally remains steady. This indicates successful cloning. Repeat for other buttons as needed. Package Contents: 1 x Remote Control Duplicator