2 Channel Relay Module
Pin definition: The 2-Channel relay module has 4 input entrances:
Two digital inputs, connected to the Arduino board.
One Vcc port, attached to the Arduino's 5V. One GND port, connected to the ground.Interface Board: 5V 2-Channel Relay interface ..
Rated Load: 7A/240VAC 10A/125VAC 10A/28VDC
Control Signal: TTL Level
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