2 Channel DC 5V Relay Module with Optocoupler Low Level Trigger Expansion Board for arduino Raspberry Pi

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Product specifications

Brand Name: NODEMCU LUA
Certification: NONE
Origin: CN(Origin)
Theory: Voltage Relay
is_customized: Yes
Contact Load: Low Power
Voltage: 5V
Protect Feature: Sealed
Power Source: DC
Usage: General Purpose

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