The RYOBI 40-Volt family runs off the same 40-Volt Lithium-Ion battery platform featuring 25 tools, giving you the ultimate versatility in tool selection to get your yard maintenance finished. This system offers GAS-like power without the hassle of mixing oil and gas. The 40-Volt Family features a diverse line of String Trimmers and Edgers that are guaranteed to perform. The higher voltage and extended run-time is great for larger jobs so you don’t have to spend your time charging batteries. Backed by a 5-Year Limited Warranty, get your yardwork done with the peace of mind that your tools are covered.