2PCS 4 Channel 5V Relay Module with Optocoupler High or Low Level Trigger Expansion Board for Raspberry Pi Arduino

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The 2PCS 4 Channel 5V Relay Module is a robust and versatile expansion board designed for seamless integration with microcontrollers like Raspberry Pi and Arduino. With a maximum load capacity of 10A and a fault-tolerant design, this module ensures reliable performance for various applications. Its user-friendly installation and customizable trigger options make it an essential tool for any tech-savvy professional.