- This is a 5V relay module with 1, 2, 4, or 8 channel outputs in a single compact unit. - The 1pc 5V Relay 1 2 4 8 Channel Relay Module offers flexible channel selection to fit different project sizes and needs. - Reliable relay output supports various control applications and provides dependable switching across different electrical systems. - Compact form factor and robust construction enable easy integration with microcontrollers and other low voltage control signals. - Key attributes at a glance: - Function: relay switching for control tasks - Compatibility: driven by 5V control signals - Size: compact module for easy mounting - Material: robust construction for durable use - Performance: reliable, multi-channel switching - Use scenarios: - Home automation: control lights, fans, or appliances from a microcontroller - Robotics and hobby projects: drive small actuators, solenoids, or motors through the relays - Small-scale industrial or lab setups: automate equipment control or implement signaling and interlocks