![Amazon.com: 5V 16 Channel USB Relay Module Computer Switch Control, USB Control Switch with PCB Board/High Sensitivity : Electronics Amazon.com: 5V 16 Channel USB Relay Module Computer Switch Control, USB Control Switch with PCB Board/High Sensitivity : Electronics](https://m.media-amazon.com/images/I/61QpK-Q6emL.jpg)
Amazon.com: 5V 16 Channel USB Relay Module Computer Switch Control, USB Control Switch with PCB Board/High Sensitivity : Electronics
![Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics](https://m.media-amazon.com/images/I/71ZhMP+AmcL._AC_UF894,1000_QL80_.jpg)
Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics
![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: NOYITO HID Drive-Free USB Computer Control Switch Relay Module USB Smart Switch Control Plug and Play (1-Channel USB) : Electronics](https://m.media-amazon.com/images/I/71zeK+L2UOL.jpg)
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: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics](https://m.media-amazon.com/images/I/719MHU-GZRL.jpg)
Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics
![Amazon.com: SMAKN LCUS-1 type USB relay module USB intelligent control switch USB switch : Electronics Amazon.com: SMAKN LCUS-1 type USB relay module USB intelligent control switch USB switch : Electronics](https://m.media-amazon.com/images/I/71ewzCdNaOL.jpg)
Amazon.com: SMAKN LCUS-1 type USB relay module USB intelligent control switch USB switch : Electronics
![Amazon.com: SMAKN LCUS-1 type USB relay module USB intelligent control switch USB switch : Electronics Amazon.com: SMAKN LCUS-1 type USB relay module USB intelligent control switch USB switch : Electronics](https://m.media-amazon.com/images/I/811gLcI2AZL.jpg)
Amazon.com: SMAKN LCUS-1 type USB relay module USB intelligent control switch USB switch : Electronics
![PC Control Switch Expansion Board,USB Control Switch Relay Module Free Practical High Drive for Computer: Amazon.com: Industrial & Scientific PC Control Switch Expansion Board,USB Control Switch Relay Module Free Practical High Drive for Computer: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/71B-IiA1RKL._AC_UF1000,1000_QL80_.jpg)
PC Control Switch Expansion Board,USB Control Switch Relay Module Free Practical High Drive for Computer: Amazon.com: Industrial & Scientific
![DC 5V USB Relay 2 Channel Programmable Computer Control Power Supply Module for Smart Home Controller Relay Board 250V 10A: Amazon.com: Industrial & Scientific DC 5V USB Relay 2 Channel Programmable Computer Control Power Supply Module for Smart Home Controller Relay Board 250V 10A: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/51-tGlrz-hL._AC_UF1000,1000_QL80_.jpg)
DC 5V USB Relay 2 Channel Programmable Computer Control Power Supply Module for Smart Home Controller Relay Board 250V 10A: Amazon.com: Industrial & Scientific
![Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics](https://m.media-amazon.com/images/I/7118YFUfXSL._AC_UF894,1000_QL80_.jpg)
Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics
![Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics](https://m.media-amazon.com/images/I/71rFsCwqoxL._AC_UF894,1000_QL80_.jpg)
Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : 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 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](https://m.media-amazon.com/images/I/41GcMLI31XL._AC_UF1000,1000_QL80_.jpg)
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
![DC 5V USB Relay 2 Channel Programmable Computer Control Power Supply Module for Smart Home Controller Relay Board 250V 10A: Amazon.com: Industrial & Scientific DC 5V USB Relay 2 Channel Programmable Computer Control Power Supply Module for Smart Home Controller Relay Board 250V 10A: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/51-tGlrz-hL.jpg)
DC 5V USB Relay 2 Channel Programmable Computer Control Power Supply Module for Smart Home Controller Relay Board 250V 10A: Amazon.com: Industrial & Scientific
![Amazon.com: 5V 16 Channel USB Relay Module Computer Switch Control, USB Control Switch with PCB Board/High Sensitivity : Electronics Amazon.com: 5V 16 Channel USB Relay Module Computer Switch Control, USB Control Switch with PCB Board/High Sensitivity : Electronics](https://m.media-amazon.com/images/I/61FdbSxyWQL._AC_UF894,1000_QL80_.jpg)
Amazon.com: 5V 16 Channel USB Relay Module Computer Switch Control, USB Control Switch with PCB Board/High Sensitivity : Electronics
![Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics](https://m.media-amazon.com/images/I/31hBksMgtUL._AC_.jpg)
Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics
![Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics](https://m.media-amazon.com/images/I/71bF8qIRgyL.jpg)
Amazon.com: NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) : Electronics
![Amazon.com: NOYITO 2-Channel Micro USB Relay Module USB Smart Control Switch USB Intelligent Control Switch (2-Channel Micro USB) : Electronics Amazon.com: NOYITO 2-Channel Micro USB Relay Module USB Smart Control Switch USB Intelligent Control Switch (2-Channel Micro USB) : Electronics](https://m.media-amazon.com/images/I/81SdT3ZVV+L._AC_UF894,1000_QL80_.jpg)
Amazon.com: NOYITO 2-Channel Micro USB Relay Module USB Smart Control Switch USB Intelligent Control Switch (2-Channel Micro USB) : Electronics
![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: NOYITO HID Drive-Free USB Computer Control Switch Relay Module USB Smart Switch Control Plug and Play (1-Channel USB) : Electronics](https://m.media-amazon.com/images/I/71+9zT4FaUL.jpg)
Amazon.com: NOYITO HID Drive-Free USB Computer Control Switch Relay Module USB Smart Switch Control Plug and Play (1-Channel USB) : Electronics
![NOYITO 8-Channel 12V Computer USB Control Switch Relay Module Drive-Free Relay Module Plug and Play Suitable for PC Smart Controller: Amazon.com: Industrial & Scientific NOYITO 8-Channel 12V Computer USB Control Switch Relay Module Drive-Free Relay Module Plug and Play Suitable for PC Smart Controller: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/81XeoHuY3UL.jpg)
NOYITO 8-Channel 12V Computer USB Control Switch Relay Module Drive-Free Relay Module Plug and Play Suitable for PC Smart Controller: Amazon.com: Industrial & Scientific
![NOYITO 8-Channel 12V Computer USB Control Switch Relay Module Drive-Free Relay Module Plug and Play Suitable for PC Smart Controller: Amazon.com: Industrial & Scientific NOYITO 8-Channel 12V Computer USB Control Switch Relay Module Drive-Free Relay Module Plug and Play Suitable for PC Smart Controller: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/81a8YThQR7L.jpg)