Wait, do you see it? Here, let me help:
Yep, that's an ordinary cordless drill that Instructables member
[link]
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Wait, do you see it? Here, let me help:
Yep, that's an ordinary cordless drill that Instructables member
[link]
A not-so-cool looking but functional alternative with likely much better range can be purchased for $220: http://www.amazon.com/Razor-E300S/dp/B0085HM3VE/