This is USB controlled relay opto-isolated board with 16 SPDT relays. You can use it for simple ON/OFF switching electrical devices - home lights, DC motors, solenoids and others. It can help you building projects like robotics and home automation.
Scroll To Top
![16-Channel USB HID Programmable Control Relay Module[US ONLY]](http://cdn.shopify.com/s/files/1/1978/9859/products/i.php_5_5_240x240.jpg?v=1502520261)
![16-Channel USB HID Programmable Control Relay Module[US ONLY]](http://cdn.shopify.com/s/files/1/1978/9859/products/i.php4_240x240.jpg?v=1502520261)
![16-Channel USB HID Programmable Control Relay Module[US ONLY]](http://cdn.shopify.com/s/files/1/1978/9859/products/i.php5_240x240.jpg?v=1502520261)
