5V 4 channel relay module BOARD with optocoupler Output 4 way FOR ARDUINO

5V 4 channel relay module BOARD with optocoupler Output 4 way FOR ARDUINO
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sku: 32850886604
$2.19
Shipping from: China
   Technical Details
Brand Name: SNDSINDE
Contact Load: Low Power
is customized: Yes
Model Number: 4 CHANNEL
Power Source: DC
Protect Feature: Sealed
Theory: Time Relay
Usage: General Purpose
Voltage: 5V
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