3 Channel Relay Module With Optocoupler Isolation Opto-isolated Compatible 3.3V 5V Signal High-voltage Relay

HKWILWIN

$2.03 
Description: 18694343
Availability: 485 Can ship immediately

Theory: Voltage Relay
is_customized: Yes
Power Source: DC
Brand Name: diymore
Model Number: NE555
Contact Load: Low Power
Voltage: 5V
Protect Feature: please check instruction
Usage: please check instruction