1/2/4/8 Channel Relay Module with Optocoupler Isolation, High/Low Level Trigger, Supports 3.3V, 5V, 12V, 24V

This versatile relay module is designed to control various electronic devices with ease, offering configurations of 1, 2, 4, or 8 channels. It features optocoupler isolation for enhanced safety and reliable performance. The module is compatible with multiple voltage levels, supporting 3.3V, 5V, 12V, and 24V, making it highly adaptable to different systems and applications. Equipped with high/low level trigger options, it ensures seamless integration and operation in diverse electronic projects, from DIY home automation to industrial controls.