The Black & Decker cordless mulching lawn mowers and electric mulching lawn m are powered by electricity. The designed of electric lawn mowers discourages you from visiting the gas station. The electric lawn mowers do not emit harmful emissions, they are less noisy and are easier to start than compared to the gas-powered lawn mowers. The Black & Decker lawn mowers include mobility and freedom from extension cords. These powerful lawn mowers are suitable for compact storage.