Module Relais 1 channel 5V

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2Pcs 5V Relay Module 1 Channel Relais Board Shield KY-019 One Channel Relays for Arduino PIC AVR DSP ARM

The relay is not responding to my Arduino UNO - General

Use Konnected to switch things on and off with a relay module. - Compact relay module with screw terminals for your switched devices - Normally Open

1 Channel 5V Relay Module with High/Low Level Trigger

An isolated 5V relay that allows to switch 1 channel 10A 250VAC or 30VDC

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1/2/5Pcs KY-019 5V 1 Channel Shield Relay Module Relais Board for

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