Meet the Ardumower: a 3Dprinted robotic lawn mower you can build for under $300

Meet the Ardumower: a 3Dprinted robotic lawn mower you can build for under 0
That might sound complicated at first, but Haeuser actually designed this contraption from the ground up to be simple to construct — even for people without any DIY electronics experience. As long as you've got some basic hand tools and a 3D printer …
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