40V Max Lithium Ion 20" Mower, 3 In 1 Versatility With Mulching, Bagging, & Side Discharge Option, Includes Two 40V Max Lithium Ion Batteries, Adjust Cutting Height Between 1-1/2" To 4" With A Single Lever, Edgemax Design Lets You Mow Up Against Fences & Edges, Includes A Convenient Easy Fold Handle For Storage, Maximum Initial Battery Voltage Measured Without A Workload Is 40V, Nominal Voltage Is 36V, 3 Year Limited Warranty.