Payment Options: Money Order, Cashier's Check, Personal Check,
This great Sears Craftsman 139.53778 compatible unit from Linear is compatible with older Liftmaster, Chamberlain, and Sears Craftsman garage door or gate openers that use remotes that have 8 or 9 dips switches for programming.
This unit can control upto 3 different Lift Master, Chamberlain, or Sears Craftsman openers (all must use the same dip switch technology).
-390 MHz frequency gate or garage door remote transmitter
-3-channel remote control transmitter
-Use with Lift Master, Sears, or Chamberlain openers with 8 or 9 dip switches
-Also compatible with TrueGuard, Crawford, or Master Mechanic garage door openers
-Includes visor clip and programming instructions.
-Includes heavy dutybattery and built-in LED light to indicate battery strength.
-Dimensions 1/2" x 3" x 1 5/8"
-1 year manufacturer warranty
Programming is simple, input the switch setting from your opener using the buttons on the remote and you are all set.