One 1 Channel 12V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger Power Supply Module For Arduino

One 1 Channel 12V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger Power Supply Module For Arduino
sku: 32828017897
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$0.45
Shipping from: China
   Technical Details
Brand Name: diymore
Contact Load: Low Power
is customized: Yes
Model Number: 4-channel
Power Source: DC
Protect Feature: please check instruction
Theory: please check instruction
Usage: General Purpose
Voltage: 5V
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