Abstract: The disclosure provides a mower. The mower includes a body, a working unit, a wheel unit, a platform and a pedal. The working unit is coupled to the body. The wheel unit is mounted on the body and includes a front wheel unit and a rear wheel unit. The platform is mounted on the body and is located on a side of the rear wheel unit away from the front wheel unit. The pedal is in an axial direction of the rear wheel unit and located on a side of the body. Wherein, a height of the pedal to ground is greater than a height of the platform to the ground.

Abstract: The present application provides an electric vehicle and a battery system. The electric vehicle comprises: a frame; a first power consumption unit and a second power consumption unit, the first power consumption unit and the second power consumption unit being connected to the frame; and a battery system, comprising a first power supply unit and a second power supply unit, the first power supply unit and the second power supply unit each comprising at least one battery pack, the first power supply unit supplying power to the first power consumption unit, and the second power supply unit supplying power to the second power consumption unit, wherein the at least one battery pack can supply power to a handheld tool.

Abstract: A riding mower, which comprises a wheel assembly, a body arranged on the wheel assembly and a battery assembly, the wheel assembly has a front wheel assembly provided with a front shaft and a front wheel and a rear wheel assembly provided with a pair of rear shafts and a pair of rear wheels. The battery assembly is mounted on the body, and a gravity center of the battery assembly is located between the front shaft and the rear shafts along a front to back direction. The riding mower of the present invention can enhance the driving stability of the riding mower and further solve the problems of easy head up and low efficiency of the existing riding mower.