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DockerPi 4 Channel Relay is a member of the DockerPi Series,more commonly used in IOT applications.
DockerPi 4 Channel Relay can relay AC/DC, instead of traditional switches, to achieve more ideas.
DockerPi 4 Channel Relay can stack up to 4, and can be stacked with other DockerPi expansion board. If you need to run for a long time, we also recommend that you use our DockerPi Power expansion board to provide more power.
Please pay attention to this mark on the board:
1 x Docker Pi 4 Channel Relay1 x Instructions4 x M2.5*12 + 6 Copper stick4 x M2.5*6 Nut4 x M2.5*6 Half-round head screw