Engineered for PC-based automation, automated test stations (ATE), robotic cells, and IT server monitoring, ANDONT programmable USB signal lights provide intelligent visual and audible alerts directly controlled via computer software. Powered entirely through standard USB with zero external power bricks required, each compact beacon delivers 7 distinct software-selectable LED colors and an integrated 85dB warning buzzer—delivering true plug-and-play hardware integration via standard Serial/COM port commands.