Motion sensors: early warning system that detects trespassers
Did a search but couldn't find it in the suggestions although ther is a similar suggestions for an "alarm system" which touches the subject of early warning systems.
It's the first item that came to mind when I was thinking about how to defend my colony and what I would need.
Did a search but couldn't find it in the suggestions although ther is a similar suggestions for an "alarm system" which touches the subject of early warning systems.
It's the first item that came to mind when I was thinking about how to defend my colony and what I would need.