HALJIA 5V 30A 2 Channel High and Low Level Trigger Relay Module Intelligent Home PLC Automation Control Compatible with Arduino : Amazon.co.uk: DIY & Tools
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5V 30A 1 Channel Relay Module
Buy Relay 5V 30A 1 Channel Module with Optocoupler
10pcs BESTEP 1 Channel 5V Relay Module 30A With Optocoupler Isolation Support High Low Level Trigger