Duplicator RF Wireless Remote Control 433MHz 4 Buttons (A-B-C-D)

From the shop's description

Duplicator RF Wireless Remote Control 433MHz 4 Buttons (A-B-C-D) The Duplicator RF Wireless Remote Control 433MHz is a compact handheld transmitter designed for wireless control of compatible 433MHz RF receiver modules and remote-controlled devices. Equipped with four programmable buttons labeled A, B, C, and D, it allows users to operate multiple functions or devices from a single remote. Its portable keychain design makes it convenient for everyday use in home automation, security, and industrial control applications. This remote control is widely used for duplicating compatible fixed-code RF remotes and for transmitting commands to 433MHz receivers used in wireless switches, garage doors, gates, alarm systems, lighting control, and DIY electronics projects. The durable enclosure and reliable RF transmission provide stable operation with minimal power consumption, making it suitable for both hobbyist and professional installations. Features: Operates on the 433MHz RF frequency band. Four independent control buttons (A, B, C, D). Compact and lightweight keychain design. Suitable for wireless automation systems. Reliable long-range RF transmission. Easy-to-use button interface. Durable housing construction. Supports remote duplication functions for compatible devices. Ideal for smart home and security applications. Battery-powered operation. Specifications: Parameter Value Product Type RF Wireless Remote Control Operating Frequency 433MHz Number of Buttons 4 Button Labels A, B, C, D Transmission Type RF Wireless Power Source Button Cell Battery (Included) Form Factor Keychain Remote Color Black Housing Material Plastic and Metal Application RF Receiver Control Method of operation: Erase the code: (Clear the history code from duplicator) A.Press button “A”and” B” at the same time until LED flash 3 times B.Release button” A” and Keep pressing button” B” ,then press button “A” 3times LED flash fast C.Release button” A”, finish code clearance Duplicating: (Copy code from original transmitter) A. Put duplicator aside of original transmitter, as close as possible. B. Press and hold button “A” of original transmitter, then press and hold button “A” of duplicator until you see the duplicator’ sLED flash and keep lighting C.Release both buttons, finish code copy, copy other button in same way. Resume: Press and hold button “C” and “D” for 3 seconds, the LED flash, all buttons retum back to the latest copy codes. Applications: RF wireless switching systems. Home automation projects. Wireless lighting control. Gate and garage door control. Security and alarm systems. Remote relay operation. Industrial wireless control. DIY electronics projects. Smart home devices. Access control systems. Package Includes: 1x Duplicator RF Wireless Remote Control 433MHz 4 Buttons (A-B-C-D).