UNIVERSAL: These programmable universal remote controls, weighing only 15 grams, are the first compact universal key openers. Suitable for replacing all non-production fixed-code remote controls, as well as newer models currently on the market (non-rolling code). You can store up to four remote controls with a 433 MHz frequency in its memory. PROGRAMMING: The extremely compact universal gate remote control can store up to 4 different radio control codes. The universal gate remote control is programmed for self-learning from the original remote control. GREAT COMPATIBILITY: Our universal car remote control is compatible with most universal remote controls for electric gates, garages, and doors with a fixed code that operate with a 433.92 MHz frequency of all brands. UNIQUE DESIGN: This self-learning gate remote control can copy remote controls for gates, garages, overhead doors, and roller shutters. Extremely compact in size, it is constructed of ABS and aluminum, has a sleek and modern design, and the sliding key cover prevents accidental presses.