This LiftMaster CPTK13 mini key chain remote is compatible with the Sears Craftsman 139.53753 remote control. The unit will work with any LiftMaster, Chamberlain, Sears Craftsman Security+ versions of garage door openers on the 315MHz frequency that have a PURPLE learn button or if the buttons on your remote control are BLACK.
Other compatible Sears Craftsman models: 139.53752, 139.537523, 139.53910D, 139.53914D, 139.53920D, 139.53930D, 139.53985D, 139.53990D, 139.53992D, 139.53993D, 139.53997D, 53753 and 139.5314D
-315 MHZ Frequency, over 100 billion codes with code rotating technology
-Single channel transmitter, can control one garage door or gate opener
-Compatible with models manufactured from 2005 to present day
-Lithium battery (5 years life w/normal use) included
-One year manufacturers warranty
-Dimensions: 2.25" by 1.25" by .5" inches