![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/31y1a5blW4L._AC_SY350_.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/41JxvtojaIL._AC_SY350_.jpg)
Amazon.com: SMAKN LCUS-1 type USB relay module USB intelligent control switch USB switch : Electronics
![2/4 ch usb relay controller module no need driver Switch Control VB Labview DLL LIB for Linux Android Raspberry Openwrt|linux|linux modulelinux usb - AliExpress 2/4 ch usb relay controller module no need driver Switch Control VB Labview DLL LIB for Linux Android Raspberry Openwrt|linux|linux modulelinux usb - AliExpress](https://ae01.alicdn.com/kf/HTB1KE01Gk9WBuNjSspeq6yz5VXaW/2-4-ch-usb-relay-controller-module-no-need-driver-Switch-Control-VB-Labview-DLL-LIB.jpg_Q90.jpg_.webp)
2/4 ch usb relay controller module no need driver Switch Control VB Labview DLL LIB for Linux Android Raspberry Openwrt|linux|linux modulelinux usb - AliExpress
![2PCS UD23A08 8 Channel USB COM Serial Port UART Relay Board RS232 TTL CH340 for WIN7 WIN10 Linux MAX Drive - AliExpress Home Improvement 2PCS UD23A08 8 Channel USB COM Serial Port UART Relay Board RS232 TTL CH340 for WIN7 WIN10 Linux MAX Drive - AliExpress Home Improvement](https://ae01.alicdn.com/kf/HTB1cRcJaRv0gK0jSZKbq6zK2FXak/2PCS-UD23A08-8-Channel-USB-COM-Serial-Port-UART-Relay-Board-RS232-TTL-CH340-for-WIN7.jpg_.webp)