Sentry-Bot

Sentry-Bot is the third in my line of Bot Shoppe robots. Designed to be a fast-moving roving eye, his four ball-wheels allow him to move quickly in any direction without having to turn, and to change direction instantly. His head can swivel around quickly, his large red eye ever-watchful. His mid-sensor ring is constantly aware of movement. If he spots untoward activity his crest lights up and he alerts authorities.

(Of course there are no actual moving parts, but hey.)

As with all Bot Sho