Autonomous robot vacuum cleaner comprising: ● a robot vacuum cleaner main body (10; 10A), comprising at least one drive wheel, ● a handheld vacuum cleaner (20; 20A), comprising autonomous means of suction, and arranged to be reversibly coupled with the main body (10; 10A): - so as to form the autonomous robot in cooperation with the main body (10; 10A), when the handheld vacuum cleaner (20; 20A) is coupled to the main body (10; 10A), and - in such a way as to form an autonomous handheld vacuum cleaner (20; 20A) when the handheld vacuum cleaner (20; 20A) is decoupled position from the main body (10; 10A), wherein the handheld vacuum cleaner (20; 20A) includes a grip handle (21; 21A), able to move to occupy: - a retracted position, at least when the handheld vacuum cleaner (20; 20A) is coupled to the main body (10; 10A), or - a deployed position, at least when the handheld vacuum cleaner (20; 20A) is decoupled from the main body (10; 10A), to allow a user to manipulate the then autonomous handheld vacuum cleaner (20; 20A), ● means for locking the grip handle (21; 21A), designed to lock the grip handle (21; 21A) in the retracted position, wherein the means for locking the grip handle (21; 21A) are designed to lock the handheld vacuum cleaner (20; 20A) on the main body (10; 10A) when the grip handle (21; 21A) is in the retracted position, characterised in that the autonomous robot vacuum cleaner comprises a single unlocking control, arranged in the grip handle, to control the unlocking of the grip handle (21; 21A) in the retracted position of the main body (10; 10A) and decouple the handheld vacuum cleaner (20; 20A). ● a robot vacuum cleaner main body (10; 10A), comprising at least one drive wheel, ● a handheld vacuum cleaner (20; 20A), comprising autonomous means of suction, and arranged to be reversibly coupled with the main body (10; 10A): - so as to form the autonomous robot in cooperation with the main body (10; 10A), when the handheld vacuum cleaner (20; 20A) is coupled to the main body (10; 10A), and - in such a way as to form an autonomous handheld vacuum cleaner (20; 20A) when the handheld vacuum cleaner (20; 20A) is decoupled position from the main body (10; 10A), wherein the handheld vacuum cleaner (20; 20A) includes a grip handle (21; 21A), able to move to occupy: - a retracted position, at least when the handheld vacuum cleaner (20; 20A) is coupled to the main body (10; 10A), or - a deployed position, at least when the handheld vacuum cleaner (20; 20A) is decoupled from the main body (10; 10A), to allow a user to manipulate the then autonomous handheld vacuum cleaner (20; 20A), - so as to form the autonomous robot in cooperation with the main body (10; 10A), when the handheld vacuum cleaner (20; 20A) is coupled to the main body (10; 10A), and - in such a way as to form an autonomous handheld vacuum cleaner (20; 20A) when the handheld vacuum cleaner (20; 20A) is decoupled position from the main body (10; 10A), wherein the handheld vacuum cleaner (20; 20A) includes a grip handle (21; 21A), able to move to occupy: - a retracted position, at least when the handheld vacuum cleaner (20; 20A) is coupled to the main body (10; 10A), or - a deployed position, at least when the handheld vacuum cleaner (20; 20A) is decoupled from the main body (10; 10A), to allow a user to manipulate the then autonomous handheld vacuum cleaner (20; 20A), ● means for locking the grip handle (21; 21A), designed to lock the grip handle (21; 21A) in the retracted position, wherein the means for locking the grip handle (21; 21A) are designed to lock the handheld vacuum cleaner (20; 20A) on the main body (10; 10A) when the grip handle (21; 21A) is in the retracted position, characterised in that