HiLetgo 2pcs DC 12V 2 Channel Relay Module with Isolated Optocoupler High and Low Level H/L Level Trigger Module Triggered by DC 12V

Can set high or low level trigger with jumper, to meet the demand of more trigger applications; With patch optical isolation, strong drive ability and

The module uses high-quality relay, the maximum load of the normally open interface: AC 250V/10A, DC 30V/10A. Using patch optocoupler isolation,

Trigger Module, 5V/12V 2 Channel Relay Module with Optocoupler Isolation High&Low Level Trigger Relay Extension Board(5V)

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DC 12V 1 Channel Relay Module High Low Level Adjustable Trigger Board Optocoupler Isolated Output

Maximum load: AC 250V/10A, DC30V/10A SMD optocoupler isolation, strong driving ability, stable performance; trigger current 5mA Each channel module

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DIANN 12pcs DC 12V Relay Module 1 Channel Relay Board with Optocoupler Support High/Low Level Trigger - Yahoo Shopping

[2-pack] DC 12V Relay Module 2-Channel Relay Switch with Optocoupler Isolation High/Low Level Trigger

CenryKay DC 12V 2 Channel Relay Module with Isolated Optocoupler High and Low Level H/L Level Trigger Module Triggered by DC 12V(6PCS) - Yahoo Shopping

DIANN 12pcs DC 12V Relay Module 1 Channel Relay Board with Optocoupler Support High/Low Level Trigger - Yahoo Shopping

HiLetgo 12V 1 Channel Relay Module with Optocoupler Isolation Support High or Low Level Trigger