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Produino DIY PC817 8-CH 5V Relay Module w/ Optocoupler Board - Blue
Brand new and high quality. The item is a 5V 8-Channel Relay interface board£¬It can be controlled directly by a wide range of microcontrollers such for AVR£¬ PIC£¬ ARM and so on. Each one needs 15~20mA Driver Current. Equiped with high-current relay: DC 30V 10A AC 250V 10A. Standard interface that can be controlled directly by microcontroller.