433MHz Wireless Remote Control Transmitter (4-Button)

Description

This 433MHz wireless remote control transmitter is engineered for reliable RF communication in DIY electronics and automation systems. Operating on the globally accessible 433MHz ISM band, it transmits stable signals over distances up to 100 meters in open areas, making it suitable for remote actuation and control.

The transmitter supports fixed welding code, learning, and copy-type working modes, offering flexibility for integration with common receiver modules. With a low operating current of 11mA and a robust operating temperature range of -15°C to 75°C, it is built for dependable performance in various environmental conditions.