4-channel RF wireless remote control duplicator for cars, garage doors, gates, alarm systems, and other 433 MHz fixed code devices. This remote duplicator allows you to clone up to 4 remote control signals from different remotes operating at 433 MHz frequency. Compatible with remote controls using IC models 2262, 2260, 1527, and 2240. Note: Rotary coded remotes are not compatible. Easy to use with a compact design. Operates on a 27A 12V battery (included). Replace the battery if the signal range decreases. Suitable for use with various 433 MHz keychain remotes for home, vehicle, and security applications. Specifications: Model: HFY408G Dimensions: 55 x 28 x 14 mm Battery: 60mAh Operating Frequency: 433 MHz Power Source: 27A 12V battery (included) Package Includes: 1 x Remote Duplicator Note: - Due to differences in monitor displays, the actual color may vary slightly from the image. The style will match the provided photos. - Please allow 1-3 cm variation due to manual measurement.