If you're planting a new garden this spring, Amazon has a great deal on the $135 Earthwise 20-Volt Cordless Electric Tiller — ...

Whether you call it a trimmer, a weed whacker, or a weed eater, these precision lawn tools give your grass nice, crisp edges.

Another advantage of USB tools over cordless alternatives is that they're cheap. For one, you often don't need to buy a ...