Important! This is a third-party replacement remote control, not original. Not manufactured by Hormann. compatible with Ecostar RSC2, RSZ 1, and RSE2. Does not replace BS (BiSecur), e.g., RSC4-BS, RSZ1-BS, Liftronic 700 series 2, Liftronic 800 series 2. Not suitable for other models even at the same frequency of 433.92 MHz. Compatible type (learning type), without duplicator. Must be programmed directly to the receiver/motor. Easy programming like the original. Frequency 433 MHz, rolling code type, working distance approximately 50 meters in open space. Simple and durable design, easy to carry with your keys. Battery, manual, and keyring included. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.