Beetrona

Relay Module 2 Channel 12V High Low Trigger Optocoupler Protection

Relay Module 1 Channel 5V 30A High Low Trigger Modul

Relay HK19F 24V 8pin DPDT 2 Channel SPDT 8 kaki 24VDC

Relay HK19F 12V 8pin DPDT 2 Channel SPDT 8 kaki 12VDC

Relay HK19F 5V 8pin DPDT 2 Channel SPDT 8 kaki 5VDC

Devantech Relay Module USB OPTO RLY816 With Optocoupler 8 Channel 16A

Relay Module 5V 1 channel with Optocoupler Protection Dual Trigger

Relay 4 Channel Module 5V opto isolation supports HIGH & LOW trigger

Relay Module 4 Channel 3V 3.3V Dual High Low Trigger Arduino ESP8266

Relay Module 1 Channel 3V 3.3V Dual High Low Trigger Arduino ESP8266