1 Universal Remote Control for Electric Garage Door Opener, 433 MHz

Four buttons can each copy four different types of chips; this remote control can handle four different installations, saving you money. Thanks to radio technology, it offers a long range, is directionally independent, highly sensitive, and free from interference. Operating at a frequency of 433 MHz, it has a range of 50 to 100 meters (outdoors), offering a new remote control experience and greater convenience in everyday life. It offers extremely precise and efficient copying and is easy to install and use. This 4-channel car radio is suitable for cars, car roofs, garage doors, access gates, alarm systems, heating systems, home automation, and more.