Replacement for Blue Button 868.3MHz Garage Door Remote models HS4, HSE2, HSM2, HSM4, HS1, HS2, HSZ1, HSZ2, HSP4, HSP4-C, HSD2-A, HSD2-C. Not compatible with BiSecur series handheld transmitters. This remote control is a cloned version that requires programming from the original remote. Ensure your original remote is fully functional, as this unit will not work otherwise. The garage door handheld transmitter features 4 programmable buttons to operate up to four separate garage doors. Utilizes advanced high-frequency technology for improved signal range and includes the same security code encryption as the original remote. The garage door opener has a compact design for easy portability and storage. Constructed from durable ABS material, the remote is impact-resistant and built for long-term use. Color: Gray Material: ABS Compatible with Blue Button 868MHz garage door handheld transmitters: HSM4-868, HS4-868, HSM2-868, HS1-868, HS2-868, HSE2-868, HSZ1-868, HSZ2-868, HSP4-868, HSP4-C 868, HSD2-A 868, HSD2-C 868 Package Contents: 2 x Remote Controls Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.