4-Channel 5V Relay Module for Arduino & Raspberry Pi
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Sold 100+ last 30 days
20% off first order
$7.50
Color
Black
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Description
The 4-Channel 5V Relay Module lets an Arduino or Raspberry Pi control up to four devices independently, acting like four GPIO-controlled on/off switches in one board. It is a great middle ground when you need more than a single relay but do...