A FEW years ago it was almost inconceivable that battery-powered chainsaws would be available. But like so many other products which have recently been revolutionised by battery and motor technology, cordless chainsaws are now less of a gimmick, and more of a practical tool.

Overall, the performance of the battery-powered chainsaws exceeded the expectations of Kondinin Group researchers Josh Giumelli, Ben White and Mark Saunders.