5V 9V 12V 24V 1 Channel Relay Module With Optocoupler Isolation Support High or Low Level Trigger (12V)
5V 9V 12V 24V 1 Channel Relay Module With Optocoupler Isolation Support High or Low Level Trigger (5V)
LUCKDANO Relay Module 1 1 Channel Optocoupler Relay Module Board, High & Low Actuator, 5V-24V Wide Operating Voltage, Fault-tolerant Design, Easy-to-Use Interface (12V)
5V 9V 12V 24V 1 Channel Relay Module with Optocoupler Isolation Support High or Low Level Trigger (9V)
8 Channel Optocoupler Relay Module Board, Patch Photocoupler Isolation, 5V/12V/24V, High/Low Level, LED Indicator Lights, for DIY Projects (12V)
8 Channel Optocoupler Relay Module Board, Patch Photocoupler Isolation, 5V/12V/24V, High/Low Level, LED Indicator Lights, for DIY Projects (5V)
