General description Universal Garage Door Remote Control is a versatile and practical solution for operating garage doors. This remote control features a sleek design and is capable of transmitting signals across a wide frequency range from 280MHz to 868MHz. It is compatible with a majority of garage door brands, making it an essential tool for homeowners. Technical specifications Brand Name: Scimag-RC Product Model: SMG-239 Product Material: ABS Size: 55 x 45 x 8 mm Product Weight: 40 g Number of Channels: 4 Battery: 3V (CR2032 included) Code Type: Rolling Code & Fixed Code Corresponding Frequency: 280 - 868 MHz Supported Frequencies: 287 MHz, 433 MHz, 433.42 MHz, 434.42 MHz, 433.92 MHz, 868 MHz, 868.3 MHz, 310 MHz, 315 MHz, 330 MHz, 390 MHz, 410 MHz, 287-868 MHz Compatibility and accessories Compatible with 98% of remote control brands on the market Works with all 433MHz fixed code and learning code remote controls Compatible with rolling code remote controls Includes a remote