UNIVERSAL: This programmable universal remote control weighs 15 grams and is a compact universal key opener. It can replace most non-rolling code fixed code remote controls, including many current models on the market. It can store up to four remote control codes with a frequency of 433 MHz.PROGRAMMING: The compact universal gate remote control has the ability to store up to four different radio control codes. It features self-learning programming to copy signals from original remote controls.GREAT COMPATIBILITY: Compatible with most universal remote controls for gates, garages, and fixed code electric gates operating at 433.92 MHz, regardless of brand.UNIQUE DESIGN: This self-learning remote control can copy signals for gates, garages, overhead doors, doors, and shutters. Its extremely compact design is made from ABS and aluminum, featuring a sleek and modern look. The sliding key cover helps prevent accidental activation.