Hailege 5V 4 Channel Relay Shield for Arduino UNO R3 Arduino Uno Relay Shield Four Channel Relay Shield for Arduino UNO R3

UNO R3 Relay Shield with Four Channel Relay5V 4 Channel Relay Shield for Arduino UNO R3.Standard interface that can be controlled directly by microcontrollerWith Indication LED's for Relay output status

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UNO R3 Relay Shield with Four Channel Relay
5V 4 Channel Relay Shield for Arduino UNO R3.
Standard interface that can be controlled directly by microcontroller
With Indication LED's for Relay output status