USB Control Module 1 Channel 5V Relay Module
Description:
1.Onboard square USB port,and connection is stable.
2.Use import high-performance USB controlling chip
3.Use genuine relay
4.Military level PCB board workmanship
5.PCB size: 56.5mm*24.9mm
6.Fixed hole size:3mm,central moment:52.2mm*20.6mm


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