![KMtronic USB Relay Controller - Two Channels with clips for DIN mount rail : Amazon.co.uk: Business, Industry & Science KMtronic USB Relay Controller - Two Channels with clips for DIN mount rail : Amazon.co.uk: Business, Industry & Science](https://m.media-amazon.com/images/I/51FvkFCIHIL._AC_UF1000,1000_QL80_.jpg)
KMtronic USB Relay Controller - Two Channels with clips for DIN mount rail : Amazon.co.uk: Business, Industry & Science
![KMtronic USB Relay Controller - Two Channels with clips for DIN mount rail : Amazon.co.uk: Business, Industry & Science KMtronic USB Relay Controller - Two Channels with clips for DIN mount rail : Amazon.co.uk: Business, Industry & Science](https://m.media-amazon.com/images/I/41w7IXaevkL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
KMtronic USB Relay Controller - Two Channels with clips for DIN mount rail : Amazon.co.uk: Business, Industry & Science
GitHub - andrewmichaelsmith/kmtronic-usb-relay-pi: Code to use the KMTronic (http://kmtronic.com/) USB Relay Board v2.0
![KMtronic USB One Channel Relay Controller Boxed with clips for DIN mount rail : Amazon.co.uk: Business, Industry & Science KMtronic USB One Channel Relay Controller Boxed with clips for DIN mount rail : Amazon.co.uk: Business, Industry & Science](https://m.media-amazon.com/images/I/51faAKGqXdL._AC_UF1000,1000_QL80_.jpg)