Remote control compatible with Hörmann Ecostar RSE 2 RSC 2 433.92Mhz (2-pack)

Please note that this is a third-party transmitter, not original.\n \nCompatibility list:\n \nRSC 2\n \nRSE 2\n \nCompatible motor/drive:\n \nLiftronic 500, 700, 800 ((Not compatible with Liftronic 700-2 & 800-2 from February 2021))\n \nPortronic D5000, S4000, D2500\n \n \n \n \nPress button P on the drive unit, then the red LED will flash slowly.\n \nPress the compatible remote control, the LED on the drive unit will flash faster.\n \nPress and hold the same button again within 15 seconds, the LED will flash quickly.\n \nAnd then the red LED lights up constantly, programming is complete.\n \nSpecification\n \nFrequency: 433.92MHz (433MHz)\n \nButtons: 2, DOWN button\n \nChip: HCS301\n \nBattery: 12V/27A Alkaline\n \nWorking range: 30-50 meters outdoors\n \nKeychain and battery included\n Advantage\n1. Imported HCS301 chip and SAW crystal ensure stable and continuous operation\n \n2. Simple, modern and compact design\n \n3. Experienced manufacturer with 3 times QA test for quality assurance