Universal Compatibility - Compatible for 3 different frequencies of security rolling code; Works on most of garage door openers manufactured from 1993 to current, including for , and , it's the easy option for adding an extra remote to multi-car families or for replacing lost or broken remotes. Safe & - It features latest Security+2.0 rolling code technology that significantly reduces radio wave interference and rolling code protects against intruders by generating a new security code time the remote control is used on your garage door opener. Long Distance Working Range - garage door opener remote works within 160 feet from the garage door opener for "no " roll-in access. Multichannel - 3 button design allows control of up to 3 garage door openers at , which eliminating the of carrying multiple remote. Comes in of two - We prepared two garage door opener remotes so that you can still "no " roll-in access even if you lose one; You can also give one of the remotes to your family, when you take the remote from home and your family is going to enter the garage, another remote will give a hand. Colour:black Material:plastic Package Contents: 2 x Garage Door Opener Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.