Features: Multi-functional and multi-variable, personalized, and user-friendly simple design and fast to use. This smart copy remote control is suitable for electric door remote control, telescopic door remote control, and garage door remote control. Chips that can be copied: PT2262,PT2240, PT2264, PT2260,PT2242,SC2262, SC2260, EV1527,P527,HT600,HT640,HT12D,HT12F,HT12E,SC5262 etc. Copy method: 1. Clearing Code: When the top two buttons are pressed at the same time, the LED indicator flashes 3 times and then releases the right hand (do not release the left hand). Press the right button continuously for three consecutive times with the right hand, and the indicator light flashes. Then the press any button the light is still off. The clear function is completed. 2. Copying Code: The corresponding button(you can decide which) of the old remote and our remote control are both pressed, during which the light quickly flashes twice, and slowly flashes 3 times then continuously lights, and then the two buttons are copied. The following 3 buttons copying is the same. Note: 1. Copying the remote control can only copy the remote control with the same frequency. Please understand the frequency of the copied remote control before purchasing. 2. This remote control cannot copy computer code and rolling code, the device can only copy fixed code 3. Before using our self-copying remote control to copy, please be sure to clear the existing code of the self-copying remote control. 4. The unlock operation also clears the original copied data. Specification: Transmission frequency: 433MHZ Channel: 4 Model Number: 433 Mhz Duplicate Remote Control Wireless Communication: RF Material: Plastic Size: 60x36x12mm Color: As pictures show Type: Wireless remote For: Such as electric telescopic door remote control, road gate remote control, alarm remote control, and so on Rated voltage: 2x3V CR2016.Battery(included) Wireless transmission distance: 150 m(open area) Feature 1: 433MHz Remote Control Feature 2: Universal 4 Buttons Garage Door Opener Remote Control Feature 3: 4 Channels Cloning Copy Duplicate Remote Control Feature 5: For Car Gate Garage Door Transmitter Feature 6: Simple design and easy to use Feature 7: Small size and lightweight Feature 8: Colorful Cloning Remote Control Package includes: 1 x 433MHZ remote control duplicator