Ryobi takes cordless technology to the next level with the new 40V Lithium-ion Outdoor Series. Designed for the perfect marriage of Power and Convenience, this mower is powered by a high-capacity 40V Lithium-ion battery. That means fade-free performance, and longer runtime. This lightweight cordless mower is designed for instant starting, and clean running- with no gas and oil required. With single-lever height adjustment and whisper quiet running, this mower is ideal for small yards and close neighborhoods. All backed by a 3 year warranty, the Ryobi 40V Lithium-ion Mower gives you a great reason to enter the Cordless Age.