2-Piece Universal 433 MHz Gate Remote Control, Universal Garage Door Remote with 4 Buttons and Fixed Frequency, Wireless Gate Remote Duplicator for Garage Doors

General Description This universal remote control for gates and garage doors operates at a frequency of 433 MHz, offering a versatile solution for remotely controlling various devices such as garage door openers, electric gates, and roller shutters. It is designed to ensure a secure and interference-free connection, thus improving access security. Technical Specifications Operating Frequency: 433 MHz Range: 20 to 50 meters Number of Buttons: 4 Operation Easy Code Reset: Press and hold the two top buttons until the LED flashes continuously to erase old codes. Simplified Copying: Place the new remote control next to the old one and press any button to copy the signal.