The Genie Universal Garage Door Opener Keypad is a keyless entry wireless keypad system for easy access to your garage without the need for a garage door opener remote or manual key. The Genie Universal Keypad is designed to work with nearly all manufacturers of garage door openers in the USA; to include Genie, Ryobi, Chamberlain, LiftMaster, Craftsman, Marantec, Linear, Stanley, and many more. This Genie universal wireless garage door opener keypad comes with the security of Genie's technology built in. Initial setup is easy and takes only 2 minutes to complete. The universal wireless garage opener keypad features a flip-up cover to protect the wireless keypad from the elements and lets you control up to 3 garage door openers. The universal garage door opener keypad features a back light, which means you can easily see to enter your code even at night. A tone sounds with each button press to let you know your entry has been received. The included x2 AAA batteries are easy to change. If your garage door opener did not come with a keypad this is a quick and easy upgrade that can be added to nearly any garage door opener. The Genie universal garage door opener wireless keypad.