New in package w/ instructions and screws for hanging.

- Model 878MAX compatible with 315mhz or 390mhz Garage Door Openers manufactured after January 1, 1993 that have a Learn button.

- Compatible with:  Purple, Red, Orange, Green, Yellow, and White Learn buttons

- Open or close the garage door without using a remote control or key.

- Closes the garage door instantly with one press activation.