Combo Keypad 877Max Remote Control 893Max, Open or close your garage door without using a remote control or key Holds four unique PIN codes, and users can.., By LiftMaster

Open or close your garage door without using a remote control or key Holds four unique PIN codes, and users can control up to four Garage Door Openers Compatible with : LiftMaster garage door openers manufactured since January 1993 - all models LiftMaster 315mhz security+ gate operators - all models Equipped with Security+ 2.0® rolling code technology that virtually eliminates radio wave interference The 893 max can be used as a replacement remote control for 80 series, 970 series and 370 series Compatible with all LiftMaster garage door openers manufactured since January 1993