Great Substitute: This garage door opener is designed to replace original accessories. For compatibility, check the device models listed below before purchasing. It is important to verify your remote control's model to avoid compatibility issues. Broad Compatibility: Our garage remote control is a suitable replacement for models including HSE2-40, HS4-40, HSM4-40, HSE4-40, HS2-40, and HSM2-40. It is a practical solution for lost or broken remote controls, offering easy access and operation. Exclusively for 40.685MHz Grey Button: This garage remote control is only compatible with remotes that have grey buttons. It is not compatible with blue, green, or yellow buttons, or with BiSecur (BS) series remote controls. Please verify your remote's design before purchasing. Flexible Programming: The new remote offers two programming methods: it can be programmed as a duplicate of the original remote or set up directly from the garage door opener's operator or receiver if the original remote is unavailable. This provides flexibility for various situations. Note: There may be slight variations in color or texture due to lighting and display differences. This does not affect functionality. Color: Gray Material: Plastic Package Contents: 2 x Garage door opener Only the items listed above are included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the actual product. Measurement may vary by +/- 1-3 cm.