Helpful Hints: This garage door remote control is a replacement and not an original accessory. We recommend that you check the device compatibility list below before purchasing. Only compatible with Blue 868 MHz handheld transmitters: HSE4-868-BS, HSE2-868-BS, HS4-868-BS, HS5-868-BS, HS1-868-BS, HSD1-868-BS, HSD2-868-BS Compatible with Hörmann garage door openers: SupraMatic, ProMatic, ProMatic Battery, RollMatic, RotaMatic, VersaMatic, LineaMatic Two programming methods: Copy the code from the original remote control/program via the receiver. Note: Built-in scrolling codes (blue LED)! If your original remote uses fixed codes (red LED), it will not work. Support 4 garage doors, control up to 4 garage door openers or gates + rolling code technology to secure access and connection to your home. Design and durability Unique and well-made materials, such as the reinforced frame of the key ring. metal, more durable and more beautiful than a bulky one. 100% plastic remote control. Bisecur