Multi-functional and variable, personalized and user-friendly simple design that is quick to use. This smart copy remote control is suitable for electric door remote control, telescopic door remote control, and garage door remote control. Different chip manufacturers have varying prefix chip models, as long as the digital portion of the chip matches the same model. Note: We usually do not recommend copying a rolling code chip due to the uncertainties involved. When attempting to copy a rolling code chip remote control, it is not possible to determine if the remote control chip is encrypted. Material: ABS Size: 60*36*12mm. Color: Black Style: Alphabet style Type: Wireless remote. For various applications like electric telescopic door remote control, road gate remote control, alarm remote control, and more. Rated voltage: 12V Battery (included). Wireless transmission distance: 50-150 meters (in open space). Package Contents: 6 * Electric Garage Door Key Only the above package content; other products are not included. Note: Light and different displays may cause the color of the item in the picture to differ slightly from the real product. The allowed measurement error is +/- 1-3cm.