Multi-functional and multi-variable, 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, garage door remote control. Clearing : When the top two buttons are pressed at the same time, the LED indicator flashes 3 times and then releases the (do not release the left hand). Press the right button continuously for three consecutive times with the , and the indicator light flashes. Then the press any button the light still off.The clear function is completed. Copying: The corresponding button(you can decide which) of old remote and the our remote control is both pressed,during which the light quickly flashes twice,and slowly flashes 3 times then continuously light, then the two buttons is copied. The following 3 buttons copying is the same. Chips that can be copied: PT2262,PT2240, PT2264, PT2260,PT2242,SC2262, SC2260, EV1527,P527,HT600,HT640,HT12D,HT12F,HT12E,SC5262 etc. Type: Wireless remote. For: Such as electric telescopic door remote control, road gate remote control, alarm remote control and so on. Rated voltage: 12V.Battery(included). Wireless transmission distance: 150 (m). Colour:black Material:ABS Package Contents: 5 x Remote Control Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.