This product is a 2-pack of battery-operated remote controls for garage door openers by Liftmaster and Chamberlain. It includes batteries, operates on lithium-ion technology, and has a universal compatibility with LiftMaster and Chamberlain brands. The remote has a 3-button design with a 230 ft operating range and comes with programming instructions and a visor clip for convenience. With a 1-year manufacturer warranty and smart home compatibility for Liftmaster, this remote is a practical and reliable addition to any garage door system.