Wireless Commercial Keypad - SilverBuilt to deliver unbeatable performance in tough environments, LiftMaster KPW250 enables a more modern, streamlined access solution thats simpler than ever to install and use. Perfect for larger commercial applications or gated entrance for a small business. All LiftMaster Openers, Operators, and Systems should be purchased through a Dealer and professionally installed. Performance Compatible with Security+ 2. 0, Security+, as well as Linear Multi