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 (24V)
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 (24V)
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)
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 (5V)
YDuupxe 16 Channel Relay Module, PCB Material with WROOM Integration, Smart Home Automation for Projects 5V DC Control and 4M Flash Memory
