Lawn mower with rear cover for selectively driving a baffle

A lawn mower comprising:

• a power assembly;
• a cutting blade driven by the power assembly;
• a limiting assembly;
• and
• a cover,
• wherein the cover comprises a main body, a rear cover pivotally connected to the rear of the main body, and a partition portion dividing the main body into a cutting cavity and a grass-collecting cavity, the partition portion comprising a baffle,
• the rear cover is selectively pivotal between an open position and a closed position,
• the baffle is driven by the rear cover,
• the limiting assembly comprising a groove provided below the baffle and a hook provided in the grass-collecting cavity and cooperating with the groove,
• when the hook is locked in the groove, the flip of the rear cover cannot move the baffle,
• when the hook is separated from the groove without being locked, the flip of the rear cover can drive the movement of baffle.