2 Channel 5V Relay Module with Optocoupler ( DC 30V/10A, AC 250V/10A)
1 Channel 5V 10A Relay Module with Optocoupler
5V 4 Channel Relay Module High And Low Level Trigger With Opto Isolation
8 Channel 5V Relay Module with Optocoupler
1 Channel 12V 30A Relay Module With Optocoupler Isolation Supports High And Low Trigger
8 Channel 24V Relay Module With Optocoupler
