Lawnmowers are provided. A lawnmower includes a seat; a first battery receiving area defining a plurality of compartments, wherein the first battery receiving area is disposed behind the seat; a second battery receiving area configured to receive a second battery, wherein the second battery receiving area is disposed over a wheel of the lawnmower; a plurality of first batteries each removably receivable in one of the plurality of compartments; and a second battery removably receivable in the second battery receiving area, wherein the second battery is smaller than each of the plurality of first batteries, wherein the lawnmower is operational without the second battery electrically coupled to the lawnmower.

A lawn mower may include: a blade configured to cut grass; a grass collection unit configured to collect the grass cut by the blade; and a fan configured to generate an air flow that blows the grass cut by the blade toward the grass collection unit. The grass may include heavy grass cut long by the blade and light grass cut short by the blade. Among the heavy grass and the light grass having entered the grass collection unit, the grass collection unit may be configured to collect the heavy grass and discharge the light grass out of the grass collection unit.

Lawnmowers are provided. A lawnmower includes a first battery having a first voltage, the first battery mounted on the lawnmower; a second battery having a second voltage different than the first voltage, the second battery mounted on the lawnmower; and a booster configured to boost the second voltage to the first voltage, wherein the booster is connected to a common rail operating at the first voltage.

A mulch plug accessory for a lawnmower includes a curvilinear plug wall having a convex side, and a plurality of alignment legs extending in a direction away from the convex side of the curvilinear plug wall. Each alignment leg has a distal end including a stop flange. The mulch plug accessory further includes a post extending in a direction away from the convex side of the curvilinear plug wall. A lawnmower including a main body having an ejection port also includes a mulch plug accessory configured to be selectively disposed within the ejection port.

A walk-behind working machine includes a body including a walking assembly and a drive assembly for driving the walking assembly; a handle device including a grip for a user to hold; and a connecting rod assembly for connecting the body to the handle device. The walk-behind working machine further includes a display capable of displaying information related to the walk-behind working machine. In this manner, it is convenient for the user to acquire the work information of a working machine, thereby improving the convenience of use of the user.

This disclosure provides a grass collection device and a mowing apparatus. The grass collection device is applied to the mowing apparatus. The grass collection device comprises a bracket, a rotary brush, and a ground-contacting roller. The bracket is movably installed on the mowing apparatus. The rotary brush is installed on the bracket and can rotate relative to the bracket. The ground-contacting roller is rotatably installed on the bracket and extends in a direction opposite to the bracket. When the ground-contacting roller contacts the ground, there is a gap between the rotary brush and the ground.