Power up your yard cleanup with the cordless BLACK+DECKER 40-volt Lithium Sweeper/Vacuum (model LSWV36) which eliminates the weight noise and hassles of gas-powered equipment. In addition to blowing debris you can switch to vacuum mode to mulch leaves and more into its included half-bushel collection bag. It s powered by BLACK+DECKER s high-powered 40-volt lithium battery system which offers power excellent runtime and the versatility to share batteries with other tools within the system. Mulch Ratio 6:1. Features & Benefits