SainSmart 4-Channel Multifunctional Programmable Relay Module
Product ID: 132200031
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C**T
MIT programmer needed
Still haven’t figured out how to program this thing, now it just does random switching.
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TrustScore 4.5 | 7,300+ reviews
Fantastic and great service. Shipping was faster than expected.
1 week ago
Great experience from order to delivery. Highly recommended!
1 week ago
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