Best 5V 4 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR

2.87 $

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Best 5V 4 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR 2026 - buy cheap

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Best 5V 4 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR - specifications

Best 5V 4 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR - photo 2026

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Product specifications

Certification: NONE
Protect Feature: Sealed
is_customized: NO
Contact Load: Low Power
Origin: CN(Origin)
Theory: Time Relay

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