• 5V Relay Module 1 Channel Relay Expansion Board Coupling LED High Low Level Trigger
  • 5V Relay Module 1 Channel Relay Expansion Board Coupling LED High Low Level Trigger

5V Relay Module 1 Channel Relay Expansion Board Coupling LED High Low Level Trigger

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  • Price:$4.39
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5V Relay Module 1 Channel Relay Expansion Board Coupling LED High Low Level Trigger

Description:

- Isolated by coupling, singlechip and relay are totally isolated
- Diode indicates the relay state
- Dynatron is used for driving relya, relay is 5V
 

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