It seems like, at least in this case, it might be better to buy ... if not thousands of strong reviews. The Ryobi 40V 10-inch Chainsaw, however, is not one of those. Based on over 280 reviews ...

Ryobi's regular 40V batteries are designed for use in more power-hungry tools, such as lawnmowers, cultivators, and chainsaws ... This doesn't appear to be the case, however.