- Lets you open your garage door without remote control or keys.
- This unit is the same as the Chamberlain model 740CB and Sears models 139.53776 and 139.53876.
- Lift-Master Wireless Keyless Entry System.
- Compatible with ALL billion code systems with the red or green LED light, including Chamberlain, Sears, Craftsman,(not compatible with Security+ code rotating see model 976LM for Security+ systems).
- Compatible with Liftmaster remotes models 51LM, 52LM, 53LM, 54LM, 61LM, 62LM, 63LM, 64LM and 81LM, 82LM, 83LM, 84LM.
- Compatible with Chamberlain remotes models 50, 53, 54, 750CB, 753CB, 756CB, 850CB, 853CB.
- Compatible with Sears remotes models 139.53707, 139.53758, 139.53778, 139.53779, 139.53780, 139.53800, 139.53879, 139.53515, 139.53606, 139.658430, 139.53637SRT.
- Programming Instructions