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4 CHANNEL RELAY MODUAL

• Component Type: Electromechanical Relay Module
• Number of Channels: 4 Independent Relay Channels
• Operating Voltage: Commonly 5V

The 1 Channel Relay Module is an electronic switching module that allows low-voltage microcontrollers such as Arduino, ESP32, and NodeMCU to safely control high-voltage AC or DC devices.

• Single-channel relay output
• Controls AC and DC appliances
• Compatible with Arduino, ESP32, and NodeMCU