Chamberlain Liftmaster optional transformer.
The 95LM is hardwire installation into Liftmaster, Chamberlain and Sears Craftsman receivers or use with ALL types of add-on wire-in gate and garage door opener receivers. Works to power the 65LM Wire-in keyless entry or 535LM transmitter/receiver radio control set. Existing operator must have a 2 wire hookup and does not have an internal 24 volt power source.
Usually ships same day!