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Amazon.com: NOYITO HID Drive-Free USB Computer Control Switch Relay Module USB Smart Switch Control Plug and Play (1-Channel USB) : Electronics
Amazon.com: SainSmart 16-Channel 9-36V USB Relay Module : Automotive
Amazon.com: Eletechsup Type-C USB Relay Module DC 5V PC UART Serial Port RS232(TTL) Switch Board (1 x 5V TTL232 Relay) : Electronics
Deditec USB-RELAIS-8_A Ausgangsmodul USB Anzahl Relais-Ausgaenge: 8 : Amazon.de: Beleuchtung
Amazon.com: 8-Channel DC 12 V Computer USB Control Switch Relay Module USB Switch Controller with Imported High-Performance USB Control Chip : Automotive
SainSmart USB 4 Channel DC 12V Relay Module Automation for Arduino Raspberry Pi DSP AVR PIC ARM: Usb Relay Board: Amazon.com: Industrial & Scientific
16-Kanal-Optokoppler-Relaiskarte, 12 V 16-Kanal-Relaismodul mit Optokopplerschutz Low Level Trigger-USB-Kameramodul : Amazon.de: Baumarkt
fatteryu 1 2 4 8 Channel USB Relay Control Switch for Smart Home : Amazon.com.be: Industrial & Scientific
Amazon.com: ASHATA Relay Module, 4-Channel 12V Computer USB Smart Switch Controller PC Relay Module Expansion Board Use Imported High Performance USB Control Chip. : Industrial & Scientific
Amazon.com: NOYITO HID Drive-Free USB Computer Control Switch Relay Module USB Smart Switch Control Plug and Play (1-Channel USB) : Electronics
Amazon.com: 5V 16 Channel USB Relay Module Computer Switch Control, USB Control Switch with PCB Board/High Sensitivity : Electronics
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
Amazon.com: USB Relay Module Control Switch - LCUS‑1 Type DC 5V with High Performance Control Chip : Industrial & Scientific
Amazon.com: Diyeeni 4-Channel 12V USB Control Switch Relay Module, Relay Board Computer Smart Switch Controller, PC Relay Module Expansion Board, Relay Board for Automation : Electronics
DZS Elec 5V-30V 1 Channel Wilde Voltage 0-24s Adjustable Delay Internal/External Trigger Relay Board with Timer Delay Conduction Delay Circuit Switch with USB to Micro USB Power Line: Amazon.com: Tools & Home
Relay Controller,USB Relay Switch 12V 8 Channel Relay Module with USB Interface Drive-Free for Computer Smart Control Switch: Amazon.com: Industrial & Scientific