USB Controlled Andon Light The MC50USB light is controlled and powered through a USB-A cable. This lets you control the light with a computer. These are perfect for on machinery, cash registers, and kiosks. See more options in our Stack Lights collection. The lights can be programmed to flash or be steady and can turn seven different colors. An 85dB buzzer is built in. They come with a 6-foot cable. These lights come with a swivel base so the light can be mounted to a horizontal or vertical surface. Specification Sheet - USB Andon Light MC50USB-S Downloads Sample USB Andon Application Sample C Program Programming Instructions for USB Stack Light Windows Drivers We are standing by to help. Give us a call and talk to a real person who is eager to help.