Thumb Score: +17 CreaCityDirect via Amazon [amazon.com] has 2-PackCreaCity Universal Garage Door Opener for Craftsman Chamberlain LiftMaster (893LM 893Max 971LM) for $14.99 - 26% when you redeem the promo code on the product page = $11.09. Shipping is free w/ Prime or on $35+ orders. About:[LIST][*]Works on LiftMaster, Chamberlain and Craftsman garage door openers manufactured from 1993 to current[*]Compatible for 3 different frequencies of security rolling code