Wide range of uses car remote control keys, especially suitable for cars, garage doors, doors, sunroofs, car / motorcycle alarms, home security products, short-range wireless remote control products Fixed FrequencyThis radio key remote has a fixed frequency clone (433.92 MHz) to copy 99.99% of commonly used fixed remotes and learning code remotes. Remote Keys (one button per remote key), you can clone up to 4 remote signals from 4 different remotes. Easy to UseThe keychain is easy to use. The 4-channel remote control system with anti-theft or one-button anti-theft function can help you control equipment, cars, apartments and garages. This template can only clone remote servers. It is not compatible with rolling codes or billions of code remotes. Universal clone remote control provides easy connection to the original remote control. High StabilityCan pass through walls, floors and doors, steadily control the receiver from any place at a reliable distance.The wireless remote control switch can be widely used in activa High quality materialsThe universal remote control is made of high quality plastic, has maximum durability, n is not easy to age, has no odor, is waterproof and insulated, wear-resistant, has a certain toughness and is not easy