LiftMaster, Chamberlain, Sears Craftsman, and Chamberlain brand garage door opener safety sensor sun shields. These safety sensor sun shields are used to prevent sunlight from shining into sensor causing accidental reversal of garage door. ONLY compatib
LiftMaster, Chamberlain, Sears Craftsman, and Chamberlain brand garage door opener safety sensor sun shields. These safety sensor sun shields are used to prevent sunlight from shining into sensor causing accidental reversal ...
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