LiftMaster 893Max, 1 Pack, Black The 893 max can be used as a replacement remote control for 80 series, 970 series and 370 series Easy programming, can control up to three garage door openers, gate operators or MYQ accessories Features security+2.0 rolling code technology that virtually eliminates radio wave interference Compatible with : LiftMaster garage door openers manufactured since January 1993 - all models LiftMaster 315mhz security+ gate operators - all models