Compact replacement remote for garage door openers with green learn buttons (1993–1997) Key benefits Restores convenient remote control fast: replaces lost or damaged remotes so you can open and close your garage without manual entry. Adds a spare for another vehicle or household member: keep one in the main car, a secondary vehicle, or give to a trusted neighbor to simplify access. Simple setup with existing systems: programs directly with garage door openers that use the green learn button—no special tools required. Compatibility Designed exclusively for garage door openers manufactured between 1993 and 1997 that have a green learn button. Compatible models: Chamberlain: 850CB, 853CB, 856CB LiftMaster: 81LM, 82LM, 83LM Sears / Craftsman: 139.53879, 139.53859 Features and attributes Function: singlepurpose remote transmitter for opening and closing compatible garage door openers. Convenience: each remote includes a visor clip for easy vehicle mounting and storage. Form factor: compact, pocket or visorfriendly size for everyday use and storage. Reliability: designed to work with the original greenlearnbutton programming method used by the listed opener models. Typical use scenarios a lost or broken remote so you can quickly regain hands garage access. Add a second remote for a partner's car or a household vehicle without changing your existing opener. Keep a spare in the glove box or give to a neighbor or caregiver who needs regular access to your garage. What's included One compatible remote control and one visor clip for convenient mounting and storage. Notes This product is intended only for use with the specified models and openers manufactured 1993–1997 that feature a green learn button. Programming is done using the opener's green learn button as per the opener's instructions.