Read more: Battery Brands Ranked From Worst To Best Ryobi's Expand-It attachment system is a revolutionary design made up of landscaping tools that all attach to the 40V Attachment Power Head.

The Ryobi Expand-It system has a cordless power unit with a variety of attachments that you can swap in and out. Here's how reviewers say it fares with weeds.

According to Ryobi, Expand-It attachments are compatible with Ryobi's 18-volt One+ cordless power head, the more powerful 40-volt version that the brand claims delivers gas-like power, and the two ...