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R REIFENG 4pcs 2 Channel 5V Relay Module Board Shield with Optocoupler Isolation Support High/Low Level Trigger

Name: R REIFENG 4pcs 2 Channel 5V Relay Module Board Shield with Optocoupler Isolation Support High/Low Level Trigger
Price: 1373.52 PHP
Availability: InStock

Product ID: 340284131

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Frequently Bought Together

Description

What are the dimensions of one module. I’m very interested in the height.

What is the trigger voltage?

Can you trigger this with 3v dc?

What does the "high" and "low" level trigger mean: is it when the trigger voltage is applied vs. if it's grounded?

Common Questions

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Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

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Best international shipping I've ever tried. Worth every penny!

3 days ago

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Rajesh P.

Customer service was outstanding when I had questions about the product.

2 days ago

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

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