compatible with Matic TRG102 TRG103 TRG104 TRG106 TRG107 garage door remote control 303MHz

Description

Instructions:Open the new remote by removing the two screws at the back.Open your old remote (if you do not have your old remote you will have to open the side panel on your motor) Locate the small switches inside your motor or old remoteChange the switches on the new remote to match your old remote or motor