Amazon.co.jp: USB Relay Module, USB Relay Control Switch, Industrial MCU PC Home Serial Port Communication Serial Port Control Relay Module : Industrial & Scientific
Amazon.co.jp: USB Control Switch Relay Module, Relay Board Module Controller 12V 8 Channel Computer USB Controller Switch Relay Module PC Smart Controller : Computers
NOYITO 4-Channel 12V Computer USB Control Switch Relay Module Drive-Free Relay Module Plug and Play Suitable for PC Smart Controller: Amazon.com: Industrial & Scientific
USB Relay Controllers with On-Board Analog Inputs and GPIO for Sensors
8 Channel 12V Relay Module USB (PC Intelligent) Control Switch
USB Control Switch 2-Channel 5V Relay Module
KMtronic Ltd: USB Relay Controller One Channel
2 Channel 5V USB Relay Module | 10A 250V AC
Amazon.co.jp: USB Relay Module MCU PC USB Smart Control Switch Jogself-locking USB Relay Control Switch : Industrial & Scientific
USB Eight Channel Relay Board for Automation
USB Control 1 Channel Module 5V Relay Module @ Best Price in India
Amazon.co.jp: WINGONEER LCUS - Type 1 USB Relay Module USB Intelligent Switch Control : Electronics
Peahefy USB Intelligent Switch, USB Relay Module,LCUS-1 USB Relay Module Intelligent USB Switch Control Module | Walmart Canada
Amazon.co.jp: VGEBY USB Relay Switch Module 4 Channel 24V Computer USB Smart Switch Controller PC Relay Drive Module Expansion Board : Computers
2 Channel 5V Relay Module USB Control Switch/Computer Control Switch/PC Intelligent Control, Operating Voltage: 5V DC
DC 5V 4 Channel Relay Module USB Control Computer Control Switch/PC/PLC control board
Yocto-PowerRelay - Tiny USB relay (SPDT) for switching up to 5A
usb controlled relay switch
Amazon.co.jp: USB Control Switch Relay Module, Relay Board Module Controller 12V 8 Channel Computer USB Controller Switch Relay Module PC Smart Controller : Computers
Amazon.co.jp: USB Control Switch Relay Module, Relay Board Module Controller 12V 8 Channel Computer USB Controller Switch Relay Module PC Smart Controller : Computers
Amazon.co.jp: USB Control Switch Relay Module, Relay Board Module Controller 12V 8 Channel Computer USB Controller Switch Relay Module PC Smart Controller : Computers
Amazon.co.jp: USB Control Switch Relay Module, Relay Board Module Controller 12V 8 Channel Computer USB Controller Switch Relay Module PC Smart Controller : Computers
Amazon.co.jp: USB Control Switch Relay Module, Relay Board Module Controller 12V 8 Channel Computer USB Controller Switch Relay Module PC Smart Controller : Computers
REES52 2 Channel 5V HID Driverless USB Relay USB Control Switch Computer Control Switch PC Intelligent Control Relay Module : Amazon.in: Computers & Accessories