1 Pcs DC 12V 1 Channel Relay Module Board Shield 30A High/Low Level Trigger

1 Pcs DC 5V 1 Channel Relay Module Board Shield 30A High/Low Level Trigger

Solid State Relay Module 5V 1/2/4/8 Channel SSR Board for Arduino Raspberry Pi

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2 Pcs DC 5V 4 Channel Relay Module Board Shield 10A High/Low Level Trigger

8 Pcs DC 12V 1 Channel Relay Module Board Shield 10A High/Low Level Trigger

10 Pcs DC 5V 1 Channel Relay Module Low Level Trigger for Electronics