Replacement for HORMANN Blue Button 868.3MHz Garage Door Remote HS4, HSE2, HSM2, HSM4, HS1, HS2, HSZ1, HSZ2, HSP4, HSP4-C, HSD2-A, HSD2-C. Not compatible with Hormann BiSecur series handheld transmitters. This remote control is a cloned version and requires an existing working remote for cloning. Please ensure your original remote is fully functional; otherwise, this remote will not operate. The garage door handheld transmitter features 4 programmable buttons, allowing control of up to four separate garage doors. Utilizes high-frequency technology for improved range and includes the same security code encryption as the original. Compact and lightweight design makes it easy to carry and store. Specifications: Replacement for Hrmann 868.3 MHz hand transmitter, non-original. 4 channels each button corresponds to an independent channel for individual door control. Supports self-learning coding. Color: As shown Material: ABS Package Contents: 4 x Garage Door Opener Note: Light reflection and display differences may cause slight color variations between the image and actual item. Measurement tolerance: +/- 1-3 cm. Only the items listed are included.