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Navo 4-Channel Relay Module - Black + Blue
Relay module controlled by SONGLE. Maximum alternating voltage and current are respectively 250V and 10A. Maximum direct-current voltage and current are respectively 30V and 10A. Powerful driven by 8550 triode transistor. Working voltage is 5V. VCC pin 5V input. Power-on display in green light. Adapt to 51/AVR/ARM platform etc.